565 lines
15 KiB
C
565 lines
15 KiB
C
/*
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* Null Renderer (Promiscuous, not rendering anything at all!)
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*
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* Copyright 2004 Christian Costa
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* Copyright 2008 Maarten Lankhorst
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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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#include "config.h"
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#define NONAMELESSSTRUCT
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#define NONAMELESSUNION
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#include "quartz_private.h"
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#include "control_private.h"
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#include "pin.h"
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#include "uuids.h"
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#include "vfwmsgs.h"
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#include "amvideo.h"
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#include "windef.h"
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#include "winbase.h"
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#include "dshow.h"
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#include "evcode.h"
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#include "strmif.h"
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#include "ddraw.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
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static const IBaseFilterVtbl NullRenderer_Vtbl;
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static const IUnknownVtbl IInner_VTable;
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static const IPinVtbl NullRenderer_InputPin_Vtbl;
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typedef struct NullRendererImpl
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{
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const IBaseFilterVtbl * lpVtbl;
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const IUnknownVtbl * IInner_vtbl;
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LONG refCount;
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CRITICAL_SECTION csFilter;
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FILTER_STATE state;
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REFERENCE_TIME rtStreamStart;
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IReferenceClock * pClock;
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FILTER_INFO filterInfo;
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InputPin * pInputPin;
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IPin ** ppPins;
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IUnknown * pUnkOuter;
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BOOL bUnkOuterValid;
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BOOL bAggregatable;
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} NullRendererImpl;
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static const IMemInputPinVtbl MemInputPin_Vtbl =
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{
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MemInputPin_QueryInterface,
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MemInputPin_AddRef,
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MemInputPin_Release,
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MemInputPin_GetAllocator,
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MemInputPin_NotifyAllocator,
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MemInputPin_GetAllocatorRequirements,
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MemInputPin_Receive,
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MemInputPin_ReceiveMultiple,
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MemInputPin_ReceiveCanBlock
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};
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static HRESULT NullRenderer_InputPin_Construct(const PIN_INFO * pPinInfo, SAMPLEPROC pSampleProc, LPVOID pUserData, QUERYACCEPTPROC pQueryAccept, LPCRITICAL_SECTION pCritSec, IPin ** ppPin)
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{
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InputPin * pPinImpl;
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*ppPin = NULL;
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if (pPinInfo->dir != PINDIR_INPUT)
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{
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ERR("Pin direction(%x) != PINDIR_INPUT\n", pPinInfo->dir);
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return E_INVALIDARG;
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}
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pPinImpl = CoTaskMemAlloc(sizeof(*pPinImpl));
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if (!pPinImpl)
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return E_OUTOFMEMORY;
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if (SUCCEEDED(InputPin_Init(pPinInfo, pSampleProc, pUserData, pQueryAccept, pCritSec, pPinImpl)))
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{
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pPinImpl->pin.lpVtbl = &NullRenderer_InputPin_Vtbl;
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pPinImpl->lpVtblMemInput = &MemInputPin_Vtbl;
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*ppPin = (IPin *)(&pPinImpl->pin.lpVtbl);
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return S_OK;
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}
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CoTaskMemFree(pPinImpl);
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return E_FAIL;
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}
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static HRESULT NullRenderer_Sample(LPVOID iface, IMediaSample * pSample)
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{
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LPBYTE pbSrcStream = NULL;
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long cbSrcStream = 0;
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REFERENCE_TIME tStart, tStop;
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HRESULT hr;
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TRACE("%p %p\n", iface, pSample);
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hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
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if (FAILED(hr))
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{
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ERR("Cannot get pointer to sample data (%x)\n", hr);
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return hr;
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}
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hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
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if (FAILED(hr))
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ERR("Cannot get sample time (%x)\n", hr);
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cbSrcStream = IMediaSample_GetActualDataLength(pSample);
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TRACE("val %p %ld\n", pbSrcStream, cbSrcStream);
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return S_OK;
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}
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static HRESULT NullRenderer_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
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{
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TRACE("Not a stub!\n");
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return S_OK;
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}
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HRESULT NullRenderer_create(IUnknown * pUnkOuter, LPVOID * ppv)
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{
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HRESULT hr;
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PIN_INFO piInput;
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NullRendererImpl * pNullRenderer;
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TRACE("(%p, %p)\n", pUnkOuter, ppv);
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*ppv = NULL;
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pNullRenderer = CoTaskMemAlloc(sizeof(NullRendererImpl));
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pNullRenderer->pUnkOuter = pUnkOuter;
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pNullRenderer->bUnkOuterValid = FALSE;
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pNullRenderer->bAggregatable = FALSE;
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pNullRenderer->IInner_vtbl = &IInner_VTable;
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pNullRenderer->lpVtbl = &NullRenderer_Vtbl;
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pNullRenderer->refCount = 1;
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InitializeCriticalSection(&pNullRenderer->csFilter);
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pNullRenderer->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": NullRendererImpl.csFilter");
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pNullRenderer->state = State_Stopped;
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pNullRenderer->pClock = NULL;
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ZeroMemory(&pNullRenderer->filterInfo, sizeof(FILTER_INFO));
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pNullRenderer->ppPins = CoTaskMemAlloc(1 * sizeof(IPin *));
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/* construct input pin */
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piInput.dir = PINDIR_INPUT;
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piInput.pFilter = (IBaseFilter *)pNullRenderer;
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lstrcpynW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
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hr = NullRenderer_InputPin_Construct(&piInput, NullRenderer_Sample, (LPVOID)pNullRenderer, NullRenderer_QueryAccept, &pNullRenderer->csFilter, (IPin **)&pNullRenderer->pInputPin);
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if (SUCCEEDED(hr))
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{
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pNullRenderer->ppPins[0] = (IPin *)pNullRenderer->pInputPin;
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*ppv = (LPVOID)pNullRenderer;
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}
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else
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{
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CoTaskMemFree(pNullRenderer->ppPins);
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pNullRenderer->csFilter.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&pNullRenderer->csFilter);
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CoTaskMemFree(pNullRenderer);
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}
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return hr;
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}
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static HRESULT WINAPI NullRendererInner_QueryInterface(IUnknown * iface, REFIID riid, LPVOID * ppv)
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{
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ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
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TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
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if (This->bAggregatable)
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This->bUnkOuterValid = TRUE;
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*ppv = NULL;
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if (IsEqualIID(riid, &IID_IUnknown))
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*ppv = (LPVOID)&(This->IInner_vtbl);
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else if (IsEqualIID(riid, &IID_IPersist))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IMediaFilter))
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*ppv = (LPVOID)This;
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else if (IsEqualIID(riid, &IID_IBaseFilter))
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*ppv = (LPVOID)This;
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if (*ppv)
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{
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IUnknown_AddRef((IUnknown *)(*ppv));
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return S_OK;
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}
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FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
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return E_NOINTERFACE;
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}
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static ULONG WINAPI NullRendererInner_AddRef(IUnknown * iface)
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{
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ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
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ULONG refCount = InterlockedIncrement(&This->refCount);
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TRACE("(%p/%p)->() AddRef from %d\n", This, iface, refCount - 1);
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return refCount;
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}
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static ULONG WINAPI NullRendererInner_Release(IUnknown * iface)
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{
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ICOM_THIS_MULTI(NullRendererImpl, IInner_vtbl, iface);
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ULONG refCount = InterlockedDecrement(&This->refCount);
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TRACE("(%p/%p)->() Release from %d\n", This, iface, refCount + 1);
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if (!refCount)
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{
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IPin *pConnectedTo;
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if (This->pClock)
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IReferenceClock_Release(This->pClock);
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if (SUCCEEDED(IPin_ConnectedTo(This->ppPins[0], &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->ppPins[0]);
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IPin_Release(This->ppPins[0]);
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CoTaskMemFree(This->ppPins);
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This->lpVtbl = NULL;
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This->csFilter.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&This->csFilter);
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TRACE("Destroying Null Renderer\n");
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CoTaskMemFree(This);
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return 0;
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}
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else
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return refCount;
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}
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static const IUnknownVtbl IInner_VTable =
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{
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NullRendererInner_QueryInterface,
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NullRendererInner_AddRef,
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NullRendererInner_Release
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};
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static HRESULT WINAPI NullRenderer_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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if (This->bAggregatable)
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This->bUnkOuterValid = TRUE;
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if (This->pUnkOuter)
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{
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if (This->bAggregatable)
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return IUnknown_QueryInterface(This->pUnkOuter, riid, ppv);
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if (IsEqualIID(riid, &IID_IUnknown))
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{
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HRESULT hr;
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IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
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hr = IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
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IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
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This->bAggregatable = TRUE;
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return hr;
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}
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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return IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
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}
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static ULONG WINAPI NullRenderer_AddRef(IBaseFilter * iface)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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if (This->pUnkOuter && This->bUnkOuterValid)
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return IUnknown_AddRef(This->pUnkOuter);
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return IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
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}
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static ULONG WINAPI NullRenderer_Release(IBaseFilter * iface)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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if (This->pUnkOuter && This->bUnkOuterValid)
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return IUnknown_Release(This->pUnkOuter);
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return IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
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}
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/** IPersist methods **/
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static HRESULT WINAPI NullRenderer_GetClassID(IBaseFilter * iface, CLSID * pClsid)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pClsid);
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*pClsid = CLSID_NullRenderer;
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return S_OK;
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}
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/** IMediaFilter methods **/
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static HRESULT WINAPI NullRenderer_Stop(IBaseFilter * iface)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->()\n", This, iface);
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EnterCriticalSection(&This->csFilter);
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{
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This->state = State_Stopped;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_Pause(IBaseFilter * iface)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->()\n", This, iface);
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EnterCriticalSection(&This->csFilter);
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{
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This->state = State_Paused;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%s)\n", This, iface, wine_dbgstr_longlong(tStart));
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EnterCriticalSection(&This->csFilter);
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{
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This->rtStreamStart = tStart;
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This->state = State_Running;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%d, %p)\n", This, iface, dwMilliSecsTimeout, pState);
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EnterCriticalSection(&This->csFilter);
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{
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*pState = This->state;
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pClock);
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EnterCriticalSection(&This->csFilter);
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{
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if (This->pClock)
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IReferenceClock_Release(This->pClock);
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This->pClock = pClock;
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if (This->pClock)
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IReferenceClock_AddRef(This->pClock);
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, ppClock);
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EnterCriticalSection(&This->csFilter);
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{
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*ppClock = This->pClock;
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IReferenceClock_AddRef(This->pClock);
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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/** IBaseFilter implementation **/
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static HRESULT WINAPI NullRenderer_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
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{
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ENUMPINDETAILS epd;
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
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epd.cPins = 1; /* input pin */
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epd.ppPins = This->ppPins;
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return IEnumPinsImpl_Construct(&epd, ppEnum);
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}
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static HRESULT WINAPI NullRenderer_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p,%p)\n", This, iface, debugstr_w(Id), ppPin);
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FIXME("NullRenderer::FindPin(...)\n");
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/* FIXME: critical section */
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return E_NOTIMPL;
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}
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static HRESULT WINAPI NullRenderer_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);
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strcpyW(pInfo->achName, This->filterInfo.achName);
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pInfo->pGraph = This->filterInfo.pGraph;
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if (pInfo->pGraph)
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IFilterGraph_AddRef(pInfo->pGraph);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p, %s)\n", This, iface, pGraph, debugstr_w(pName));
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EnterCriticalSection(&This->csFilter);
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{
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if (pName)
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strcpyW(This->filterInfo.achName, pName);
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else
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*This->filterInfo.achName = '\0';
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This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
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}
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LeaveCriticalSection(&This->csFilter);
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return S_OK;
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}
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static HRESULT WINAPI NullRenderer_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
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{
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NullRendererImpl *This = (NullRendererImpl *)iface;
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TRACE("(%p/%p)->(%p)\n", This, iface, pVendorInfo);
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return E_NOTIMPL;
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}
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static const IBaseFilterVtbl NullRenderer_Vtbl =
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{
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NullRenderer_QueryInterface,
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NullRenderer_AddRef,
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NullRenderer_Release,
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NullRenderer_GetClassID,
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NullRenderer_Stop,
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NullRenderer_Pause,
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NullRenderer_Run,
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NullRenderer_GetState,
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NullRenderer_SetSyncSource,
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NullRenderer_GetSyncSource,
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NullRenderer_EnumPins,
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NullRenderer_FindPin,
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NullRenderer_QueryFilterInfo,
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NullRenderer_JoinFilterGraph,
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NullRenderer_QueryVendorInfo
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};
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static HRESULT WINAPI NullRenderer_InputPin_EndOfStream(IPin * iface)
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{
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InputPin* This = (InputPin*)iface;
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IMediaEventSink* pEventSink;
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HRESULT hr;
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TRACE("(%p/%p)->()\n", This, iface);
|
|
|
|
hr = IFilterGraph_QueryInterface(((NullRendererImpl*)This->pin.pinInfo.pFilter)->filterInfo.pGraph, &IID_IMediaEventSink, (LPVOID*)&pEventSink);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IMediaEventSink_Notify(pEventSink, EC_COMPLETE, S_OK, 0);
|
|
IMediaEventSink_Release(pEventSink);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
static const IPinVtbl NullRenderer_InputPin_Vtbl =
|
|
{
|
|
InputPin_QueryInterface,
|
|
IPinImpl_AddRef,
|
|
InputPin_Release,
|
|
InputPin_Connect,
|
|
InputPin_ReceiveConnection,
|
|
IPinImpl_Disconnect,
|
|
IPinImpl_ConnectedTo,
|
|
IPinImpl_ConnectionMediaType,
|
|
IPinImpl_QueryPinInfo,
|
|
IPinImpl_QueryDirection,
|
|
IPinImpl_QueryId,
|
|
IPinImpl_QueryAccept,
|
|
IPinImpl_EnumMediaTypes,
|
|
IPinImpl_QueryInternalConnections,
|
|
NullRenderer_InputPin_EndOfStream,
|
|
InputPin_BeginFlush,
|
|
InputPin_EndFlush,
|
|
InputPin_NewSegment
|
|
};
|