strmbase: Basic BaseRenderer implementation.
This commit is contained in:
Aric Stewart
Alexandre Julliard
parent
4ae6f928aa
commit
eccd9770cc
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@ -9,6 +9,7 @@ C_SRCS = \
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pin.c \
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pospass.c \
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qualitycontrol.c \
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renderer.c \
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seeking.c \
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transform.c \
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video.c \
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@ -0,0 +1,415 @@
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/*
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* Generic Implementation of strmbase Base Renderer classes
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*
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* Copyright 2012 Aric Stewart, CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include "dshow.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#include "wine/strmbase.h"
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#include "uuids.h"
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#include "vfwmsgs.h"
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WINE_DEFAULT_DEBUG_CHANNEL(strmbase);
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static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
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static const WCHAR wcsAltInputPinName[] = {'I','n',0};
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static inline BaseInputPin *impl_BaseInputPin_from_IPin( IPin *iface )
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{
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return CONTAINING_RECORD(iface, BaseInputPin, pin.IPin_iface);
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}
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static inline BaseRenderer *impl_from_IBaseFilter(IBaseFilter *iface)
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{
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return CONTAINING_RECORD(iface, BaseRenderer, filter.IBaseFilter_iface);
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}
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static inline BaseRenderer *impl_from_BaseFilter(BaseFilter *iface)
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{
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return CONTAINING_RECORD(iface, BaseRenderer, filter);
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}
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static HRESULT WINAPI BaseRenderer_InputPin_EndOfStream(IPin * iface)
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{
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HRESULT hr = S_OK;
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BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
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BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
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TRACE("(%p/%p)->()\n", This, pFilter);
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EnterCriticalSection(&pFilter->filter.csFilter);
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EnterCriticalSection(&pFilter->csRenderLock);
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hr = BaseInputPinImpl_EndOfStream(iface);
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EnterCriticalSection(This->pin.pCritSec);
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if (SUCCEEDED(hr))
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{
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if (pFilter->pFuncsTable->pfnEndOfStream)
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hr = pFilter->pFuncsTable->pfnEndOfStream(pFilter);
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else
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hr = BaseRendererImpl_EndOfStream(pFilter);
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}
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LeaveCriticalSection(This->pin.pCritSec);
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LeaveCriticalSection(&pFilter->csRenderLock);
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LeaveCriticalSection(&pFilter->filter.csFilter);
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return hr;
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}
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static HRESULT WINAPI BaseRenderer_InputPin_EndFlush(IPin * iface)
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{
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BaseInputPin* This = impl_BaseInputPin_from_IPin(iface);
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BaseRenderer *pFilter = impl_from_IBaseFilter(This->pin.pinInfo.pFilter);
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HRESULT hr = S_OK;
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TRACE("(%p/%p)->()\n", This, pFilter);
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EnterCriticalSection(&pFilter->filter.csFilter);
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EnterCriticalSection(&pFilter->csRenderLock);
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EnterCriticalSection(This->pin.pCritSec);
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hr = BaseInputPinImpl_EndFlush(iface);
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if (SUCCEEDED(hr))
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{
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if (pFilter->pFuncsTable->pfnEndFlush)
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hr = pFilter->pFuncsTable->pfnEndFlush(pFilter);
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else
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hr = BaseRendererImpl_EndFlush(pFilter);
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}
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LeaveCriticalSection(This->pin.pCritSec);
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LeaveCriticalSection(&pFilter->csRenderLock);
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LeaveCriticalSection(&pFilter->filter.csFilter);
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return hr;
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}
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static const IPinVtbl BaseRenderer_InputPin_Vtbl =
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{
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BaseInputPinImpl_QueryInterface,
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BasePinImpl_AddRef,
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BaseInputPinImpl_Release,
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BaseInputPinImpl_Connect,
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BaseInputPinImpl_ReceiveConnection,
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BasePinImpl_Disconnect,
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BasePinImpl_ConnectedTo,
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BasePinImpl_ConnectionMediaType,
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BasePinImpl_QueryPinInfo,
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BasePinImpl_QueryDirection,
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BasePinImpl_QueryId,
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BaseInputPinImpl_QueryAccept,
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BasePinImpl_EnumMediaTypes,
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BasePinImpl_QueryInternalConnections,
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BaseRenderer_InputPin_EndOfStream,
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BaseInputPinImpl_BeginFlush,
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BaseRenderer_InputPin_EndFlush,
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BaseInputPinImpl_NewSegment
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};
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static IPin* WINAPI BaseRenderer_GetPin(BaseFilter *iface, int pos)
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{
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BaseRenderer *This = impl_from_BaseFilter(iface);
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if (pos >= 1 || pos < 0)
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return NULL;
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IPin_AddRef(&This->pInputPin->pin.IPin_iface);
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return &This->pInputPin->pin.IPin_iface;
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}
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static LONG WINAPI BaseRenderer_GetPinCount(BaseFilter *iface)
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{
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return 1;
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}
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static HRESULT WINAPI BaseRenderer_Input_CheckMediaType(BasePin *pin, const AM_MEDIA_TYPE * pmt)
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{
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BaseRenderer *This = impl_from_IBaseFilter(pin->pinInfo.pFilter);
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return This->pFuncsTable->pfnCheckMediaType(This, pmt);
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}
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static HRESULT WINAPI BaseRenderer_Receive(BaseInputPin *pin, IMediaSample * pSample)
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{
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BaseRenderer *This = impl_from_IBaseFilter(pin->pin.pinInfo.pFilter);
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return BaseRendererImpl_Receive(This, pSample);
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}
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static const BaseFilterFuncTable RendererBaseFilterFuncTable = {
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BaseRenderer_GetPin,
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BaseRenderer_GetPinCount
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};
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static const BasePinFuncTable input_BaseFuncTable = {
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BaseRenderer_Input_CheckMediaType,
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NULL,
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BasePinImpl_GetMediaTypeVersion,
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BasePinImpl_GetMediaType
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};
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static const BaseInputPinFuncTable input_BaseInputFuncTable = {
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BaseRenderer_Receive
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};
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HRESULT WINAPI BaseRenderer_Init(BaseRenderer * This, const IBaseFilterVtbl *Vtbl, IUnknown *pUnkOuter, const CLSID *pClsid, DWORD_PTR DebugInfo, const BaseRendererFuncTable* pBaseFuncsTable)
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{
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PIN_INFO piInput;
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HRESULT hr;
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BaseFilter_Init(&This->filter, Vtbl, pClsid, DebugInfo, &RendererBaseFilterFuncTable);
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This->pFuncsTable = pBaseFuncsTable;
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/* construct input pin */
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piInput.dir = PINDIR_INPUT;
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piInput.pFilter = &This->filter.IBaseFilter_iface;
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lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
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hr = BaseInputPin_Construct(&BaseRenderer_InputPin_Vtbl, &piInput, &input_BaseFuncTable, &input_BaseInputFuncTable, &This->filter.csFilter, NULL, (IPin **)&This->pInputPin);
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if (SUCCEEDED(hr))
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{
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hr = CreatePosPassThru(pUnkOuter ? pUnkOuter: (IUnknown*)This, TRUE, &This->pInputPin->pin.IPin_iface, &This->pPosition);
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if (FAILED(hr))
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return hr;
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InitializeCriticalSection(&This->csRenderLock);
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This->csRenderLock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__": BaseRenderer.csRenderLock");
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}
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return hr;
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}
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HRESULT WINAPI BaseRendererImpl_QueryInterface(IBaseFilter* iface, REFIID riid, LPVOID * ppv)
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{
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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if (IsEqualIID(riid, &IID_IMediaSeeking))
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return IUnknown_QueryInterface(This->pPosition, riid, ppv);
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else
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return BaseFilterImpl_QueryInterface(iface, riid, ppv);
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}
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ULONG WINAPI BaseRendererImpl_Release(IBaseFilter* iface)
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{
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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ULONG refCount = BaseFilterImpl_Release(iface);
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if (!refCount)
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{
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IPin *pConnectedTo;
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if (SUCCEEDED(IPin_ConnectedTo(&This->pInputPin->pin.IPin_iface, &pConnectedTo)))
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{
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IPin_Disconnect(pConnectedTo);
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IPin_Release(pConnectedTo);
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}
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IPin_Disconnect(&This->pInputPin->pin.IPin_iface);
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IPin_Release(&This->pInputPin->pin.IPin_iface);
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if (This->pPosition)
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IUnknown_Release(This->pPosition);
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This->csRenderLock.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&This->csRenderLock);
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}
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return refCount;
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}
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HRESULT WINAPI BaseRendererImpl_Receive(BaseRenderer *This, IMediaSample * pSample)
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{
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HRESULT hr = S_OK;
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REFERENCE_TIME start, stop;
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TRACE("(%p)->%p\n", This, pSample);
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if (This->pFuncsTable->pfnPrepareReceive)
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hr = This->pFuncsTable->pfnPrepareReceive(This, pSample);
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if (FAILED(hr))
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{
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if (hr == VFW_E_SAMPLE_REJECTED)
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return S_OK;
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else
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return hr;
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}
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if (This->pFuncsTable->pfnPrepareRender)
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This->pFuncsTable->pfnPrepareRender(This);
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EnterCriticalSection(&This->csRenderLock);
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if ( This->filter.state == State_Paused )
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{
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if (This->pFuncsTable->pfnOnReceiveFirstSample)
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This->pFuncsTable->pfnOnReceiveFirstSample(This, pSample);
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}
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/* Wait for render Time */
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if (SUCCEEDED(IMediaSample_GetMediaTime(pSample, &start, &stop)))
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{
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hr = S_FALSE;
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RendererPosPassThru_RegisterMediaTime(This->pPosition, start);
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if (This->pFuncsTable->pfnShouldDrawSampleNow)
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hr = This->pFuncsTable->pfnShouldDrawSampleNow(This, pSample, &start, &stop);
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if (hr == S_OK)
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;/* Do not wait: drop through */
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else if (hr == S_FALSE)
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{
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if (This->pFuncsTable->pfnOnWaitStart)
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This->pFuncsTable->pfnOnWaitStart(This);
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/* TODO: Wait */
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if (This->pFuncsTable->pfnOnWaitEnd)
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This->pFuncsTable->pfnOnWaitEnd(This);
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}
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else
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{
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LeaveCriticalSection(&This->csRenderLock);
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/* Drop Sample */
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return S_OK;
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}
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}
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if (This->pInputPin->flushing || This->pInputPin->end_of_stream)
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hr = S_FALSE;
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if (SUCCEEDED(hr))
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hr = This->pFuncsTable->pfnDoRenderSample(This, pSample);
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LeaveCriticalSection(&This->csRenderLock);
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return hr;
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}
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HRESULT WINAPI BaseRendererImpl_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
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{
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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TRACE("(%p)->(%p,%p)\n", This, debugstr_w(Id), ppPin);
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if (!Id || !ppPin)
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return E_POINTER;
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if (!lstrcmpiW(Id,wcsInputPinName) || !lstrcmpiW(Id,wcsAltInputPinName))
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{
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*ppPin = &This->pInputPin->pin.IPin_iface;
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IPin_AddRef(*ppPin);
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return S_OK;
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}
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*ppPin = NULL;
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return VFW_E_NOT_FOUND;
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}
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HRESULT WINAPI BaseRendererImpl_Stop(IBaseFilter * iface)
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{
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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TRACE("(%p)->()\n", This);
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EnterCriticalSection(&This->csRenderLock);
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{
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RendererPosPassThru_ResetMediaTime(This->pPosition);
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if (This->pFuncsTable->pfnOnStopStreaming)
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This->pFuncsTable->pfnOnStopStreaming(This);
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This->filter.state = State_Stopped;
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}
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LeaveCriticalSection(&This->csRenderLock);
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return S_OK;
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}
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HRESULT WINAPI BaseRendererImpl_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
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{
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HRESULT hr = S_OK;
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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TRACE("(%p)->(%s)\n", This, wine_dbgstr_longlong(tStart));
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EnterCriticalSection(&This->csRenderLock);
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This->filter.rtStreamStart = tStart;
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if (This->filter.state == State_Running)
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goto out;
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if (This->pInputPin->pin.pConnectedTo)
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{
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This->pInputPin->end_of_stream = 0;
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}
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else if (This->filter.filterInfo.pGraph)
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{
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IMediaEventSink *pEventSink;
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hr = IFilterGraph_QueryInterface(This->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
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if (SUCCEEDED(hr))
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{
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hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)This);
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IMediaEventSink_Release(pEventSink);
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}
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hr = S_OK;
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}
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if (SUCCEEDED(hr))
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{
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if (This->pFuncsTable->pfnOnStartStreaming)
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This->pFuncsTable->pfnOnStartStreaming(This);
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This->filter.state = State_Running;
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}
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out:
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LeaveCriticalSection(&This->csRenderLock);
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return hr;
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}
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HRESULT WINAPI BaseRendererImpl_Pause(IBaseFilter * iface)
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{
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BaseRenderer *This = impl_from_IBaseFilter(iface);
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TRACE("(%p)->()\n", This);
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EnterCriticalSection(&This->csRenderLock);
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{
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if (This->filter.state != State_Paused)
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{
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if (This->filter.state == State_Stopped)
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This->pInputPin->end_of_stream = 0;
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This->filter.state = State_Paused;
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}
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}
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LeaveCriticalSection(&This->csRenderLock);
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return S_OK;
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}
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HRESULT WINAPI BaseRendererImpl_EndOfStream(BaseRenderer* iface)
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{
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IMediaEventSink* pEventSink;
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IFilterGraph *graph;
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HRESULT hr = S_OK;
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TRACE("(%p)\n", iface);
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graph = iface->filter.filterInfo.pGraph;
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if (graph)
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{ hr = IFilterGraph_QueryInterface(iface->filter.filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
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if (SUCCEEDED(hr))
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{
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hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, (LONG_PTR)iface);
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IMediaEventSink_Release(pEventSink);
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}
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}
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RendererPosPassThru_EOS(iface->pPosition);
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return hr;
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}
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HRESULT WINAPI BaseRendererImpl_EndFlush(BaseRenderer* iface)
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{
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TRACE("(%p)\n", iface);
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RendererPosPassThru_ResetMediaTime(iface->pPosition);
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return S_OK;
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}
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@ -574,6 +574,65 @@ HRESULT WINAPI BaseControlVideoImpl_IsUsingDefaultDestination(IBasicVideo *iface
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#endif
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#endif
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/* BaseRenderer Filter */
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typedef struct BaseRendererTag
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{
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BaseFilter filter;
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BaseInputPin *pInputPin;
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IUnknown *pPosition;
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CRITICAL_SECTION csRenderLock;
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const struct BaseRendererFuncTable * pFuncsTable;
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} BaseRenderer;
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typedef HRESULT (WINAPI *BaseRenderer_CheckMediaType)(BaseRenderer *This, const AM_MEDIA_TYPE *pmt);
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typedef HRESULT (WINAPI *BaseRenderer_DoRenderSample)(BaseRenderer *This, IMediaSample *pMediaSample);
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typedef VOID (WINAPI *BaseRenderer_OnReceiveFirstSample)(BaseRenderer *This, IMediaSample *pMediaSample);
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typedef VOID (WINAPI *BaseRenderer_OnRenderEnd)(BaseRenderer *This, IMediaSample *pMediaSample);
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typedef VOID (WINAPI *BaseRenderer_OnRenderStart)(BaseRenderer *This, IMediaSample *pMediaSample);
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typedef VOID (WINAPI *BaseRenderer_OnStartStreaming)(BaseRenderer *This);
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typedef VOID (WINAPI *BaseRenderer_OnStopStreaming)(BaseRenderer *This);
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typedef VOID (WINAPI *BaseRenderer_OnWaitEnd)(BaseRenderer *This);
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typedef VOID (WINAPI *BaseRenderer_OnWaitStart)(BaseRenderer *This);
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typedef VOID (WINAPI *BaseRenderer_PrepareRender)(BaseRenderer *This);
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typedef HRESULT (WINAPI *BaseRenderer_ShouldDrawSampleNow)(BaseRenderer *This, IMediaSample *pMediaSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime);
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typedef HRESULT (WINAPI *BaseRenderer_PrepareReceive)(BaseRenderer *This, IMediaSample *pMediaSample);
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typedef HRESULT (WINAPI *BaseRenderer_EndOfStream)(BaseRenderer *This);
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typedef HRESULT (WINAPI *BaseRenderer_EndFlush) (BaseRenderer *This);
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typedef struct BaseRendererFuncTable {
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/* Required */
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BaseRenderer_CheckMediaType pfnCheckMediaType;
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BaseRenderer_DoRenderSample pfnDoRenderSample;
|
||||
/* Optional, Data Handlers */
|
||||
BaseRenderer_OnReceiveFirstSample pfnOnReceiveFirstSample;
|
||||
BaseRenderer_OnRenderEnd pfnOnRenderEnd;
|
||||
BaseRenderer_OnRenderStart pfnOnRenderStart;
|
||||
BaseRenderer_OnStartStreaming pfnOnStartStreaming;
|
||||
BaseRenderer_OnStopStreaming pfnOnStopStreaming;
|
||||
BaseRenderer_OnWaitEnd pfnOnWaitEnd;
|
||||
BaseRenderer_OnWaitStart pfnOnWaitStart;
|
||||
BaseRenderer_PrepareRender pfnPrepareRender;
|
||||
BaseRenderer_ShouldDrawSampleNow pfnShouldDrawSampleNow;
|
||||
BaseRenderer_PrepareReceive pfnPrepareReceive;
|
||||
/* Optional, Input Pin */
|
||||
BaseRenderer_EndOfStream pfnEndOfStream;
|
||||
BaseRenderer_EndFlush pfnEndFlush;
|
||||
} BaseRendererFuncTable;
|
||||
|
||||
HRESULT WINAPI BaseRendererImpl_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv);
|
||||
ULONG WINAPI BaseRendererImpl_Release(IBaseFilter * iface);
|
||||
HRESULT WINAPI BaseRendererImpl_Receive(BaseRenderer *This, IMediaSample * pSample);
|
||||
HRESULT WINAPI BaseRendererImpl_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin);
|
||||
HRESULT WINAPI BaseRendererImpl_Stop(IBaseFilter * iface);
|
||||
HRESULT WINAPI BaseRendererImpl_Run(IBaseFilter * iface, REFERENCE_TIME tStart);
|
||||
HRESULT WINAPI BaseRendererImpl_Pause(IBaseFilter * iface);
|
||||
HRESULT WINAPI BaseRendererImpl_EndOfStream(BaseRenderer* iface);
|
||||
HRESULT WINAPI BaseRendererImpl_EndFlush(BaseRenderer* iface);
|
||||
|
||||
HRESULT WINAPI BaseRenderer_Init(BaseRenderer *This, const IBaseFilterVtbl *Vtbl, IUnknown *pUnkOuter, const CLSID *pClsid, DWORD_PTR DebugInfo, const BaseRendererFuncTable* pBaseFuncsTable);
|
||||
|
||||
/* Dll Functions */
|
||||
BOOL WINAPI STRMBASE_DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv);
|
||||
HRESULT WINAPI STRMBASE_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv);
|
||||
|
|
|
|||
Loading…
Reference in New Issue