Sweden-Number/dlls/strmbase/renderer.c

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/*
* Generic Implementation of strmbase Base Renderer classes
*
* Copyright 2012 Aric Stewart, CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include "dshow.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "wine/strmbase.h"
#include "uuids.h"
#include "vfwmsgs.h"
#include "strmbase_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
static const WCHAR wcsAltInputPinName[] = {'I','n',0};
static inline BaseInputPin *impl_BaseInputPin_from_IPin( IPin *iface )
{
return CONTAINING_RECORD(iface, BaseInputPin, pin.IPin_iface);
}
static inline BaseRenderer *impl_from_IBaseFilter(IBaseFilter *iface)
{
return CONTAINING_RECORD(iface, BaseRenderer, filter.IBaseFilter_iface);
}
static inline BaseRenderer *impl_from_BaseFilter(BaseFilter *iface)
{
return CONTAINING_RECORD(iface, BaseRenderer, filter);
}
static const IQualityControlVtbl Renderer_QualityControl_Vtbl = {
QualityControlImpl_QueryInterface,
QualityControlImpl_AddRef,
QualityControlImpl_Release,
QualityControlImpl_Notify,
QualityControlImpl_SetSink
};
static HRESULT WINAPI BaseRenderer_InputPin_ReceiveConnection(IPin * iface, IPin * pReceivePin, const AM_MEDIA_TYPE * pmt)
{
BaseInputPin *This = impl_BaseInputPin_from_IPin(iface);
BaseRenderer *renderer = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
HRESULT hr;
TRACE("(%p/%p)->(%p, %p)\n", This, renderer, pReceivePin, pmt);
EnterCriticalSection(This->pin.pCritSec);
hr = BaseInputPinImpl_ReceiveConnection(iface, pReceivePin, pmt);
if (SUCCEEDED(hr))
{
if (renderer->pFuncsTable->pfnCompleteConnect)
hr = renderer->pFuncsTable->pfnCompleteConnect(renderer, pReceivePin);
}
LeaveCriticalSection(This->pin.pCritSec);
return hr;
}
static HRESULT WINAPI BaseRenderer_InputPin_Disconnect(IPin * iface)
{
BaseInputPin *This = impl_BaseInputPin_from_IPin(iface);
BaseRenderer *renderer = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
HRESULT hr;
TRACE("(%p/%p)\n", This, renderer);
EnterCriticalSection(This->pin.pCritSec);
hr = BasePinImpl_Disconnect(iface);
if (SUCCEEDED(hr))
{
if (renderer->pFuncsTable->pfnBreakConnect)
hr = renderer->pFuncsTable->pfnBreakConnect(renderer);
}
BaseRendererImpl_ClearPendingSample(renderer);
LeaveCriticalSection(This->pin.pCritSec);
return hr;
}
static HRESULT WINAPI BaseRenderer_InputPin_EndOfStream(IPin * iface)
{
HRESULT hr;
BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
TRACE("(%p/%p)->()\n", This, pFilter);
EnterCriticalSection(&pFilter->csRenderLock);
EnterCriticalSection(&pFilter->filter.csFilter);
hr = BaseInputPinImpl_EndOfStream(iface);
EnterCriticalSection(This->pin.pCritSec);
if (SUCCEEDED(hr))
{
if (pFilter->pFuncsTable->pfnEndOfStream)
hr = pFilter->pFuncsTable->pfnEndOfStream(pFilter);
else
hr = BaseRendererImpl_EndOfStream(pFilter);
}
LeaveCriticalSection(This->pin.pCritSec);
LeaveCriticalSection(&pFilter->filter.csFilter);
LeaveCriticalSection(&pFilter->csRenderLock);
return hr;
}
static HRESULT WINAPI BaseRenderer_InputPin_BeginFlush(IPin * iface)
{
BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
HRESULT hr;
TRACE("(%p/%p)->()\n", This, iface);
EnterCriticalSection(&pFilter->csRenderLock);
EnterCriticalSection(&pFilter->filter.csFilter);
EnterCriticalSection(This->pin.pCritSec);
hr = BaseInputPinImpl_BeginFlush(iface);
if (SUCCEEDED(hr))
{
if (pFilter->pFuncsTable->pfnBeginFlush)
hr = pFilter->pFuncsTable->pfnBeginFlush(pFilter);
else
hr = BaseRendererImpl_BeginFlush(pFilter);
}
LeaveCriticalSection(This->pin.pCritSec);
LeaveCriticalSection(&pFilter->filter.csFilter);
LeaveCriticalSection(&pFilter->csRenderLock);
return hr;
}
static HRESULT WINAPI BaseRenderer_InputPin_EndFlush(IPin * iface)
{
BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
HRESULT hr;
TRACE("(%p/%p)->()\n", This, pFilter);
EnterCriticalSection(&pFilter->csRenderLock);
EnterCriticalSection(&pFilter->filter.csFilter);
EnterCriticalSection(This->pin.pCritSec);
hr = BaseInputPinImpl_EndFlush(iface);
if (SUCCEEDED(hr))
{
if (pFilter->pFuncsTable->pfnEndFlush)
hr = pFilter->pFuncsTable->pfnEndFlush(pFilter);
else
hr = BaseRendererImpl_EndFlush(pFilter);
}
LeaveCriticalSection(This->pin.pCritSec);
LeaveCriticalSection(&pFilter->filter.csFilter);
LeaveCriticalSection(&pFilter->csRenderLock);
return hr;
}
static const IPinVtbl BaseRenderer_InputPin_Vtbl =
{
BaseInputPinImpl_QueryInterface,
BasePinImpl_AddRef,
BaseInputPinImpl_Release,
BaseInputPinImpl_Connect,
BaseRenderer_InputPin_ReceiveConnection,
BaseRenderer_InputPin_Disconnect,
BasePinImpl_ConnectedTo,
BasePinImpl_ConnectionMediaType,
BasePinImpl_QueryPinInfo,
BasePinImpl_QueryDirection,
BasePinImpl_QueryId,
BasePinImpl_QueryAccept,
BasePinImpl_EnumMediaTypes,
BasePinImpl_QueryInternalConnections,
BaseRenderer_InputPin_EndOfStream,
BaseRenderer_InputPin_BeginFlush,
BaseRenderer_InputPin_EndFlush,
BaseInputPinImpl_NewSegment
};
static IPin* WINAPI BaseRenderer_GetPin(BaseFilter *iface, int pos)
{
BaseRenderer *This = impl_from_BaseFilter(iface);
if (pos >= 1 || pos < 0)
return NULL;
IPin_AddRef(&This->pInputPin->pin.IPin_iface);
return &This->pInputPin->pin.IPin_iface;
}
static LONG WINAPI BaseRenderer_GetPinCount(BaseFilter *iface)
{
return 1;
}
static HRESULT WINAPI BaseRenderer_Input_CheckMediaType(BasePin *pin, const AM_MEDIA_TYPE * pmt)
{
BaseRenderer *This = impl_from_IBaseFilter(pin->pinInfo.pFilter);
return This->pFuncsTable->pfnCheckMediaType(This, pmt);
}
static HRESULT WINAPI BaseRenderer_Receive(BaseInputPin *pin, IMediaSample * pSample)
{
BaseRenderer *This = impl_from_IBaseFilter(pin->pin.pinInfo.pFilter);
return BaseRendererImpl_Receive(This, pSample);
}
static const BaseFilterFuncTable RendererBaseFilterFuncTable = {
BaseRenderer_GetPin,
BaseRenderer_GetPinCount
};
static const BaseInputPinFuncTable input_BaseInputFuncTable = {
{
BaseRenderer_Input_CheckMediaType,
NULL,
BasePinImpl_GetMediaTypeVersion,
BasePinImpl_GetMediaType
},
BaseRenderer_Receive
};
HRESULT WINAPI BaseRenderer_Init(BaseRenderer * This, const IBaseFilterVtbl *Vtbl, IUnknown *pUnkOuter, const CLSID *pClsid,
DWORD_PTR DebugInfo, const BaseRendererFuncTable* pBaseFuncsTable)
{
PIN_INFO piInput;
HRESULT hr;
BaseFilter_Init(&This->filter, Vtbl, pClsid, DebugInfo, &RendererBaseFilterFuncTable);
This->pFuncsTable = pBaseFuncsTable;
/* construct input pin */
piInput.dir = PINDIR_INPUT;
piInput.pFilter = &This->filter.IBaseFilter_iface;
lstrcpynW(piInput.achName, wcsInputPinName, ARRAY_SIZE(piInput.achName));
hr = BaseInputPin_Construct(&BaseRenderer_InputPin_Vtbl, sizeof(BaseInputPin), &piInput,
&input_BaseInputFuncTable, &This->filter.csFilter, NULL, (IPin **)&This->pInputPin);
if (SUCCEEDED(hr))
{
hr = CreatePosPassThru(pUnkOuter ? pUnkOuter: (IUnknown *)&This->filter.IBaseFilter_iface, TRUE,
&This->pInputPin->pin.IPin_iface, &This->pPosition);
if (FAILED(hr))
return hr;
InitializeCriticalSection(&This->csRenderLock);
This->csRenderLock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__": BaseRenderer.csRenderLock");
This->evComplete = CreateEventW(NULL, TRUE, TRUE, NULL);
This->ThreadSignal = CreateEventW(NULL, TRUE, TRUE, NULL);
This->RenderEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
This->pMediaSample = NULL;
QualityControlImpl_Create(&This->pInputPin->pin.IPin_iface, &This->filter.IBaseFilter_iface, &This->qcimpl);
This->qcimpl->IQualityControl_iface.lpVtbl = &Renderer_QualityControl_Vtbl;
}
return hr;
}
HRESULT WINAPI BaseRendererImpl_QueryInterface(IBaseFilter* iface, REFIID riid, LPVOID * ppv)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
if (IsEqualIID(riid, &IID_IMediaSeeking) || IsEqualIID(riid, &IID_IMediaPosition))
return IUnknown_QueryInterface(This->pPosition, riid, ppv);
else if (IsEqualIID(riid, &IID_IQualityControl))
{
*ppv = &This->qcimpl->IQualityControl_iface;
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
else
return BaseFilterImpl_QueryInterface(iface, riid, ppv);
}
ULONG WINAPI BaseRendererImpl_Release(IBaseFilter* iface)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
ULONG refCount = InterlockedDecrement(&This->filter.refCount);
if (!refCount)
{
IPin *pConnectedTo;
if (SUCCEEDED(IPin_ConnectedTo(&This->pInputPin->pin.IPin_iface, &pConnectedTo)))
{
IPin_Disconnect(pConnectedTo);
IPin_Release(pConnectedTo);
}
IPin_Disconnect(&This->pInputPin->pin.IPin_iface);
IPin_Release(&This->pInputPin->pin.IPin_iface);
if (This->pPosition)
IUnknown_Release(This->pPosition);
This->csRenderLock.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->csRenderLock);
BaseRendererImpl_ClearPendingSample(This);
CloseHandle(This->evComplete);
CloseHandle(This->ThreadSignal);
CloseHandle(This->RenderEvent);
QualityControlImpl_Destroy(This->qcimpl);
BaseFilter_Destroy(&This->filter);
}
return refCount;
}
HRESULT WINAPI BaseRendererImpl_Receive(BaseRenderer *This, IMediaSample * pSample)
{
HRESULT hr = S_OK;
REFERENCE_TIME start, stop;
AM_MEDIA_TYPE *pmt;
TRACE("(%p)->%p\n", This, pSample);
if (This->pInputPin->end_of_stream || This->pInputPin->flushing)
return S_FALSE;
if (This->filter.state == State_Stopped)
return VFW_E_WRONG_STATE;
if (IMediaSample_GetMediaType(pSample, &pmt) == S_OK)
{
if (FAILED(This->pFuncsTable->pfnCheckMediaType(This, pmt)))
{
return VFW_E_TYPE_NOT_ACCEPTED;
}
DeleteMediaType(pmt);
}
This->pMediaSample = pSample;
IMediaSample_AddRef(pSample);
if (This->pFuncsTable->pfnPrepareReceive)
hr = This->pFuncsTable->pfnPrepareReceive(This, pSample);
if (FAILED(hr))
{
if (hr == VFW_E_SAMPLE_REJECTED)
return S_OK;
else
return hr;
}
if (This->pFuncsTable->pfnPrepareRender)
This->pFuncsTable->pfnPrepareRender(This);
EnterCriticalSection(&This->csRenderLock);
if ( This->filter.state == State_Paused )
{
if (This->pFuncsTable->pfnOnReceiveFirstSample)
This->pFuncsTable->pfnOnReceiveFirstSample(This, pSample);
SetEvent(This->evComplete);
}
/* Wait for render Time */
if (SUCCEEDED(IMediaSample_GetTime(pSample, &start, &stop)))
{
hr = S_FALSE;
RendererPosPassThru_RegisterMediaTime(This->pPosition, start);
if (This->pFuncsTable->pfnShouldDrawSampleNow)
hr = This->pFuncsTable->pfnShouldDrawSampleNow(This, pSample, &start, &stop);
if (hr == S_OK)
;/* Do not wait: drop through */
else if (hr == S_FALSE)
{
if (This->pFuncsTable->pfnOnWaitStart)
This->pFuncsTable->pfnOnWaitStart(This);
LeaveCriticalSection(&This->csRenderLock);
hr = QualityControlRender_WaitFor(This->qcimpl, pSample, This->RenderEvent);
EnterCriticalSection(&This->csRenderLock);
if (This->pFuncsTable->pfnOnWaitEnd)
This->pFuncsTable->pfnOnWaitEnd(This);
}
else
{
LeaveCriticalSection(&This->csRenderLock);
/* Drop Sample */
return S_OK;
}
}
if (SUCCEEDED(hr))
{
QualityControlRender_BeginRender(This->qcimpl);
hr = This->pFuncsTable->pfnDoRenderSample(This, pSample);
QualityControlRender_EndRender(This->qcimpl);
}
QualityControlRender_DoQOS(This->qcimpl);
BaseRendererImpl_ClearPendingSample(This);
LeaveCriticalSection(&This->csRenderLock);
return hr;
}
HRESULT WINAPI BaseRendererImpl_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->(%s,%p)\n", This, debugstr_w(Id), ppPin);
if (!Id || !ppPin)
return E_POINTER;
if (!lstrcmpiW(Id,wcsInputPinName) || !lstrcmpiW(Id,wcsAltInputPinName))
{
*ppPin = &This->pInputPin->pin.IPin_iface;
IPin_AddRef(*ppPin);
return S_OK;
}
*ppPin = NULL;
return VFW_E_NOT_FOUND;
}
HRESULT WINAPI BaseRendererImpl_Stop(IBaseFilter * iface)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->()\n", This);
EnterCriticalSection(&This->csRenderLock);
{
RendererPosPassThru_ResetMediaTime(This->pPosition);
if (This->pFuncsTable->pfnOnStopStreaming)
This->pFuncsTable->pfnOnStopStreaming(This);
This->filter.state = State_Stopped;
SetEvent(This->evComplete);
SetEvent(This->ThreadSignal);
SetEvent(This->RenderEvent);
}
LeaveCriticalSection(&This->csRenderLock);
return S_OK;
}
HRESULT WINAPI BaseRendererImpl_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
{
HRESULT hr = S_OK;
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->(%s)\n", This, wine_dbgstr_longlong(tStart));
EnterCriticalSection(&This->csRenderLock);
This->filter.rtStreamStart = tStart;
if (This->filter.state == State_Running)
goto out;
SetEvent(This->evComplete);
ResetEvent(This->ThreadSignal);
if (This->pInputPin->pin.pConnectedTo)
{
This->pInputPin->end_of_stream = FALSE;
}
else if (This->filter.filterInfo.pGraph)
{
IMediaEventSink *pEventSink;
hr = IFilterGraph_QueryInterface(This->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)This);
IMediaEventSink_Release(pEventSink);
}
hr = S_OK;
}
if (SUCCEEDED(hr))
{
QualityControlRender_Start(This->qcimpl, This->filter.rtStreamStart);
if (This->pFuncsTable->pfnOnStartStreaming)
This->pFuncsTable->pfnOnStartStreaming(This);
if (This->filter.state == State_Stopped)
BaseRendererImpl_ClearPendingSample(This);
SetEvent(This->RenderEvent);
This->filter.state = State_Running;
}
out:
LeaveCriticalSection(&This->csRenderLock);
return hr;
}
HRESULT WINAPI BaseRendererImpl_Pause(IBaseFilter * iface)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->()\n", This);
EnterCriticalSection(&This->csRenderLock);
{
if (This->filter.state != State_Paused)
{
if (This->filter.state == State_Stopped)
{
if (This->pInputPin->pin.pConnectedTo)
ResetEvent(This->evComplete);
This->pInputPin->end_of_stream = FALSE;
}
else if (This->pFuncsTable->pfnOnStopStreaming)
This->pFuncsTable->pfnOnStopStreaming(This);
if (This->filter.state == State_Stopped)
BaseRendererImpl_ClearPendingSample(This);
ResetEvent(This->RenderEvent);
This->filter.state = State_Paused;
}
}
ResetEvent(This->ThreadSignal);
LeaveCriticalSection(&This->csRenderLock);
return S_OK;
}
HRESULT WINAPI BaseRendererImpl_SetSyncSource(IBaseFilter *iface, IReferenceClock *clock)
{
BaseRenderer *This = impl_from_IBaseFilter(iface);
HRESULT hr;
EnterCriticalSection(&This->filter.csFilter);
QualityControlRender_SetClock(This->qcimpl, clock);
hr = BaseFilterImpl_SetSyncSource(iface, clock);
LeaveCriticalSection(&This->filter.csFilter);
return hr;
}
HRESULT WINAPI BaseRendererImpl_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
{
HRESULT hr;
BaseRenderer *This = impl_from_IBaseFilter(iface);
TRACE("(%p)->(%d, %p)\n", This, dwMilliSecsTimeout, pState);
if (WaitForSingleObject(This->evComplete, dwMilliSecsTimeout) == WAIT_TIMEOUT)
hr = VFW_S_STATE_INTERMEDIATE;
else
hr = S_OK;
BaseFilterImpl_GetState(iface, dwMilliSecsTimeout, pState);
return hr;
}
HRESULT WINAPI BaseRendererImpl_EndOfStream(BaseRenderer* iface)
{
IMediaEventSink* pEventSink;
IFilterGraph *graph;
HRESULT hr = S_OK;
TRACE("(%p)\n", iface);
graph = iface->filter.filterInfo.pGraph;
if (graph)
{ hr = IFilterGraph_QueryInterface(iface->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
if (SUCCEEDED(hr))
{
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)iface);
IMediaEventSink_Release(pEventSink);
}
}
RendererPosPassThru_EOS(iface->pPosition);
SetEvent(iface->evComplete);
return hr;
}
HRESULT WINAPI BaseRendererImpl_BeginFlush(BaseRenderer* iface)
{
TRACE("(%p)\n", iface);
BaseRendererImpl_ClearPendingSample(iface);
SetEvent(iface->ThreadSignal);
SetEvent(iface->RenderEvent);
return S_OK;
}
HRESULT WINAPI BaseRendererImpl_EndFlush(BaseRenderer* iface)
{
TRACE("(%p)\n", iface);
QualityControlRender_Start(iface->qcimpl, iface->filter.rtStreamStart);
RendererPosPassThru_ResetMediaTime(iface->pPosition);
ResetEvent(iface->ThreadSignal);
ResetEvent(iface->RenderEvent);
return S_OK;
}
HRESULT WINAPI BaseRendererImpl_ClearPendingSample(BaseRenderer *iface)
{
if (iface->pMediaSample)
{
IMediaSample_Release(iface->pMediaSample);
iface->pMediaSample = NULL;
}
return S_OK;
}