Sweden-Number/dlls/quartz/avidec.c

746 lines
20 KiB
C

/*
* AVI Decompressor (VFW decompressors wrapper)
*
* Copyright 2004 Christian Costa
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "quartz_private.h"
#include "control_private.h"
#include "pin.h"
#include "uuids.h"
#include "aviriff.h"
#include "mmreg.h"
#include "vfwmsgs.h"
#include "amvideo.h"
#include "windef.h"
#include "winbase.h"
#include "dshow.h"
#include "strmif.h"
#include "vfwmsgs.h"
#include "evcode.h"
#include "vfw.h"
/* #include "fourcc.h" */
/* #include "avcodec.h" */
#include <assert.h>
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
static const WCHAR wcsInputPinName[] = {'i','n','p','u','t',' ','p','i','n',0};
static const WCHAR wcsOutputPinName[] = {'o','u','t','p','u','t',' ','p','i','n',0};
static const IBaseFilterVtbl AVIDec_Vtbl;
static const IPinVtbl AVIDec_InputPin_Vtbl;
static const IMemInputPinVtbl MemInputPin_Vtbl;
static const IPinVtbl AVIDec_OutputPin_Vtbl;
typedef struct AVIDecImpl
{
const IBaseFilterVtbl * lpVtbl;
ULONG refCount;
CRITICAL_SECTION csFilter;
FILTER_STATE state;
REFERENCE_TIME rtStreamStart;
IReferenceClock * pClock;
FILTER_INFO filterInfo;
IPin ** ppPins;
HIC hvid;
BITMAPINFOHEADER* pBihIn;
BITMAPINFOHEADER* pBihOut;
int init;
} AVIDecImpl;
static DWORD AVIDec_SendSampleData(AVIDecImpl* This, LPBYTE data, DWORD size)
{
VIDEOINFOHEADER* format;
AM_MEDIA_TYPE amt;
HRESULT hr;
DWORD res;
IMediaSample* pSample = NULL;
DWORD cbDstStream;
LPBYTE pbDstStream;
hr = IPin_ConnectionMediaType(This->ppPins[0], &amt);
if (FAILED(hr)) {
ERR("Unable to retrieve media type\n");
goto error;
}
format = (VIDEOINFOHEADER*)amt.pbFormat;
/* Update input size to match sample size */
This->pBihIn->biSizeImage = size;
hr = OutputPin_GetDeliveryBuffer((OutputPin*)This->ppPins[1], &pSample, NULL, NULL, 0);
if (FAILED(hr)) {
ERR("Unable to get delivery buffer (%lx)\n", hr);
goto error;
}
hr = IMediaSample_SetActualDataLength(pSample, 0);
assert(hr == S_OK);
hr = IMediaSample_GetPointer(pSample, &pbDstStream);
if (FAILED(hr)) {
ERR("Unable to get pointer to buffer (%lx)\n", hr);
goto error;
}
cbDstStream = IMediaSample_GetSize(pSample);
if (cbDstStream < This->pBihOut->biSizeImage) {
ERR("Sample size is too small %ld < %ld\n", cbDstStream, This->pBihOut->biSizeImage);
hr = E_FAIL;
goto error;
}
res = ICDecompress(This->hvid, 0, This->pBihIn, data, This->pBihOut, pbDstStream);
if (res != ICERR_OK)
ERR("Error occurred during the decompression (%lx)\n", res);
hr = OutputPin_SendSample((OutputPin*)This->ppPins[1], pSample);
if (hr != S_OK && hr != VFW_E_NOT_CONNECTED) {
ERR("Error sending sample (%lx)\n", hr);
goto error;
}
error:
if (pSample)
IMediaSample_Release(pSample);
return hr;
}
static HRESULT AVIDec_Sample(LPVOID iface, IMediaSample * pSample)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
LPBYTE pbSrcStream = NULL;
long cbSrcStream = 0;
REFERENCE_TIME tStart, tStop;
HRESULT hr;
TRACE("%p %p\n", iface, pSample);
hr = IMediaSample_GetPointer(pSample, &pbSrcStream);
if (FAILED(hr))
{
ERR("Cannot get pointer to sample data (%lx)\n", hr);
return hr;
}
hr = IMediaSample_GetTime(pSample, &tStart, &tStop);
if (FAILED(hr))
ERR("Cannot get sample time (%lx)\n", hr);
cbSrcStream = IMediaSample_GetActualDataLength(pSample);
TRACE("Sample data ptr = %p, size = %ld\n", pbSrcStream, cbSrcStream);
#if 0 /* For debugging purpose */
{
int i;
for(i = 0; i < cbSrcStream; i++)
{
if ((i!=0) && !(i%16))
DPRINTF("\n");
DPRINTF("%02x ", pbSrcStream[i]);
}
DPRINTF("\n");
}
#endif
AVIDec_SendSampleData(This, pbSrcStream, cbSrcStream);
return S_OK;
}
static HRESULT AVIDec_Input_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
{
AVIDecImpl* pAVIDec = (AVIDecImpl*)iface;
TRACE("%p\n", iface);
dump_AM_MEDIA_TYPE(pmt);
if ((IsEqualIID(&pmt->majortype, &MEDIATYPE_Video)) &&
(!memcmp(((char*)&pmt->subtype)+4, ((char*)&MEDIATYPE_Video)+4, sizeof(GUID)-4)) && /* Check root (GUID w/o FOURCC) */
(IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo)))
{
HIC drv;
VIDEOINFOHEADER* format = (VIDEOINFOHEADER*)pmt->pbFormat;
drv = ICLocate(pmt->majortype.Data1, pmt->subtype.Data1, &format->bmiHeader, NULL, ICMODE_DECOMPRESS);
if (drv)
{
AM_MEDIA_TYPE* outpmt = &((OutputPin*)pAVIDec->ppPins[1])->pin.mtCurrent;
const CLSID* outsubtype;
DWORD bih_size;
switch(format->bmiHeader.biBitCount)
{
case 32: outsubtype = &MEDIASUBTYPE_RGB32; break;
case 24: outsubtype = &MEDIASUBTYPE_RGB24; break;
case 16: outsubtype = &MEDIASUBTYPE_RGB565; break;
case 8: outsubtype = &MEDIASUBTYPE_RGB8; break;
default:
FIXME("Depth %d not supported\n", format->bmiHeader.biBitCount);
ICClose(drv);
return S_FALSE;
}
CopyMediaType( outpmt, pmt);
outpmt->subtype = *outsubtype;
pAVIDec->hvid = drv;
/* Copy bitmap header from media type to 1 for input and 1 for output */
if (pAVIDec->pBihIn) {
CoTaskMemFree(pAVIDec->pBihIn);
CoTaskMemFree(pAVIDec->pBihOut);
}
bih_size = format->bmiHeader.biSize + format->bmiHeader.biClrUsed * 4;
pAVIDec->pBihIn = (BITMAPINFOHEADER*)CoTaskMemAlloc(bih_size);
if (!pAVIDec->pBihIn)
{
ICClose(drv);
return E_OUTOFMEMORY;
}
pAVIDec->pBihOut = (BITMAPINFOHEADER*)CoTaskMemAlloc(bih_size);
if (!pAVIDec->pBihOut)
{
CoTaskMemFree(pAVIDec->pBihIn);
pAVIDec->pBihIn = NULL;
ICClose(drv);
return E_OUTOFMEMORY;
}
memcpy(pAVIDec->pBihIn, &format->bmiHeader, bih_size);
memcpy(pAVIDec->pBihOut, &format->bmiHeader, bih_size);
/* Update output format as non compressed bitmap */
pAVIDec->pBihOut->biCompression = 0;
pAVIDec->pBihOut->biSizeImage = pAVIDec->pBihOut->biWidth * pAVIDec->pBihOut->biHeight * pAVIDec->pBihOut->biBitCount / 8;
/* Update buffer size of media samples in output */
((OutputPin*)pAVIDec->ppPins[1])->allocProps.cbBuffer = pAVIDec->pBihOut->biSizeImage;
pAVIDec->init = 1;
TRACE("Connection accepted\n");
return S_OK;
}
TRACE("Unable to find a suitable VFW decompressor\n");
}
TRACE("Connection refused\n");
return S_FALSE;
}
static HRESULT AVIDec_Output_QueryAccept(LPVOID iface, const AM_MEDIA_TYPE * pmt)
{
AVIDecImpl* pAVIDec = (AVIDecImpl*)iface;
AM_MEDIA_TYPE* outpmt = &((OutputPin*)pAVIDec->ppPins[1])->pin.mtCurrent;
TRACE("%p\n", iface);
if (IsEqualIID(&pmt->majortype, &outpmt->majortype) && IsEqualIID(&pmt->subtype, &outpmt->subtype))
return S_OK;
return S_FALSE;
}
static HRESULT AVIDec_InputPin_Construct(const PIN_INFO * pPinInfo, SAMPLEPROC pSampleProc, LPVOID pUserData, QUERYACCEPTPROC pQueryAccept, LPCRITICAL_SECTION pCritSec, IPin ** ppPin)
{
InputPin * pPinImpl;
*ppPin = NULL;
if (pPinInfo->dir != PINDIR_INPUT)
{
ERR("Pin direction(%x) != PINDIR_INPUT\n", pPinInfo->dir);
return E_INVALIDARG;
}
pPinImpl = CoTaskMemAlloc(sizeof(*pPinImpl));
if (!pPinImpl)
return E_OUTOFMEMORY;
TRACE("QA : %p %p\n", pQueryAccept, AVIDec_Input_QueryAccept);
if (SUCCEEDED(InputPin_Init(pPinInfo, pSampleProc, pUserData, pQueryAccept, pCritSec, pPinImpl)))
{
pPinImpl->pin.lpVtbl = &AVIDec_InputPin_Vtbl;
pPinImpl->lpVtblMemInput = &MemInputPin_Vtbl;
*ppPin = (IPin *)(&pPinImpl->pin.lpVtbl);
return S_OK;
}
return E_FAIL;
}
HRESULT AVIDec_OutputPin_Construct(const PIN_INFO * pPinInfo, ALLOCATOR_PROPERTIES *props, LPVOID pUserData, QUERYACCEPTPROC pQueryAccept, LPCRITICAL_SECTION pCritSec, IPin ** ppPin)
{
OutputPin * pPinImpl;
*ppPin = NULL;
if (pPinInfo->dir != PINDIR_OUTPUT)
{
ERR("Pin direction(%x) != PINDIR_OUTPUT\n", pPinInfo->dir);
return E_INVALIDARG;
}
pPinImpl = CoTaskMemAlloc(sizeof(*pPinImpl));
if (!pPinImpl)
return E_OUTOFMEMORY;
if (SUCCEEDED(OutputPin_Init(pPinInfo, props, pUserData, pQueryAccept, pCritSec, pPinImpl)))
{
pPinImpl->pin.lpVtbl = &AVIDec_OutputPin_Vtbl;
*ppPin = (IPin *)(&pPinImpl->pin.lpVtbl);
return S_OK;
}
return E_FAIL;
}
HRESULT AVIDec_create(IUnknown * pUnkOuter, LPVOID * ppv)
{
HRESULT hr;
PIN_INFO piInput;
PIN_INFO piOutput;
AVIDecImpl * pAVIDec;
TRACE("(%p, %p)\n", pUnkOuter, ppv);
*ppv = NULL;
if (pUnkOuter)
return CLASS_E_NOAGGREGATION;
pAVIDec = CoTaskMemAlloc(sizeof(AVIDecImpl));
pAVIDec->lpVtbl = &AVIDec_Vtbl;
pAVIDec->refCount = 1;
InitializeCriticalSection(&pAVIDec->csFilter);
pAVIDec->state = State_Stopped;
pAVIDec->pClock = NULL;
pAVIDec->pBihIn = NULL;
pAVIDec->pBihOut = NULL;
pAVIDec->init = 0;
ZeroMemory(&pAVIDec->filterInfo, sizeof(FILTER_INFO));
pAVIDec->ppPins = CoTaskMemAlloc(2 * sizeof(IPin *));
/* construct input pin */
piInput.dir = PINDIR_INPUT;
piInput.pFilter = (IBaseFilter *)pAVIDec;
strncpyW(piInput.achName, wcsInputPinName, sizeof(piInput.achName) / sizeof(piInput.achName[0]));
piOutput.dir = PINDIR_OUTPUT;
piOutput.pFilter = (IBaseFilter *)pAVIDec;
strncpyW(piOutput.achName, wcsOutputPinName, sizeof(piOutput.achName) / sizeof(piOutput.achName[0]));
hr = AVIDec_InputPin_Construct(&piInput, AVIDec_Sample, (LPVOID)pAVIDec, AVIDec_Input_QueryAccept, &pAVIDec->csFilter, &pAVIDec->ppPins[0]);
if (SUCCEEDED(hr))
{
ALLOCATOR_PROPERTIES props;
props.cbAlign = 1;
props.cbPrefix = 0;
props.cbBuffer = 0; /* Will be updated at connection time */
props.cBuffers = 2;
hr = AVIDec_OutputPin_Construct(&piOutput, &props, NULL, AVIDec_Output_QueryAccept, &pAVIDec->csFilter, &pAVIDec->ppPins[1]);
if (FAILED(hr))
ERR("Cannot create output pin (%lx)\n", hr);
*ppv = (LPVOID)pAVIDec;
}
else
{
CoTaskMemFree(pAVIDec->ppPins);
DeleteCriticalSection(&pAVIDec->csFilter);
CoTaskMemFree(pAVIDec);
}
return hr;
}
static HRESULT WINAPI AVIDec_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%s, %p)\n", This, iface, qzdebugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IPersist))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IMediaFilter))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IBaseFilter))
*ppv = (LPVOID)This;
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
FIXME("No interface for %s!\n", qzdebugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AVIDec_AddRef(IBaseFilter * iface)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->refCount);
TRACE("(%p/%p)->() AddRef from %ld\n", This, iface, refCount - 1);
return refCount;
}
static ULONG WINAPI AVIDec_Release(IBaseFilter * iface)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->refCount);
TRACE("(%p/%p)->() Release from %ld\n", This, iface, refCount + 1);
if (!refCount)
{
ULONG i;
DeleteCriticalSection(&This->csFilter);
IReferenceClock_Release(This->pClock);
for (i = 0; i < 2; i++)
IPin_Release(This->ppPins[i]);
HeapFree(GetProcessHeap(), 0, This->ppPins);
This->lpVtbl = NULL;
if (This->hvid)
ICClose(This->hvid);
if (This->pBihIn) {
CoTaskMemFree(This->pBihIn);
CoTaskMemFree(This->pBihOut);
}
TRACE("Destroying AVI Decompressor\n");
CoTaskMemFree(This);
return 0;
}
else
return refCount;
}
/** IPersist methods **/
static HRESULT WINAPI AVIDec_GetClassID(IBaseFilter * iface, CLSID * pClsid)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pClsid);
*pClsid = CLSID_AVIDec;
return S_OK;
}
/** IMediaFilter methods **/
static HRESULT WINAPI AVIDec_Stop(IBaseFilter * iface)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)\n", This, iface);
EnterCriticalSection(&This->csFilter);
{
This->state = State_Stopped;
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI AVIDec_Pause(IBaseFilter * iface)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->()\n", This, iface);
EnterCriticalSection(&This->csFilter);
{
This->state = State_Paused;
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI AVIDec_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
{
HRESULT hr = S_OK;
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%s)\n", This, iface, wine_dbgstr_longlong(tStart));
EnterCriticalSection(&This->csFilter);
{
This->rtStreamStart = tStart;
This->state = State_Running;
OutputPin_CommitAllocator((OutputPin *)This->ppPins[1]);
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI AVIDec_GetState(IBaseFilter * iface, DWORD dwMilliSecsTimeout, FILTER_STATE *pState)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%ld, %p)\n", This, iface, dwMilliSecsTimeout, pState);
EnterCriticalSection(&This->csFilter);
{
*pState = This->state;
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI AVIDec_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pClock);
EnterCriticalSection(&This->csFilter);
{
if (This->pClock)
IReferenceClock_Release(This->pClock);
This->pClock = pClock;
if (This->pClock)
IReferenceClock_AddRef(This->pClock);
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
static HRESULT WINAPI AVIDec_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, ppClock);
EnterCriticalSection(&This->csFilter);
{
*ppClock = This->pClock;
IReferenceClock_AddRef(This->pClock);
}
LeaveCriticalSection(&This->csFilter);
return S_OK;
}
/** IBaseFilter implementation **/
static HRESULT WINAPI AVIDec_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
{
ENUMPINDETAILS epd;
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
epd.cPins = 2; /* input and output pins */
epd.ppPins = This->ppPins;
return IEnumPinsImpl_Construct(&epd, ppEnum);
}
static HRESULT WINAPI AVIDec_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p,%p)\n", This, iface, debugstr_w(Id), ppPin);
FIXME("AVISplitter::FindPin(...)\n");
/* FIXME: critical section */
return E_NOTIMPL;
}
static HRESULT WINAPI AVIDec_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);
strcpyW(pInfo->achName, This->filterInfo.achName);
pInfo->pGraph = This->filterInfo.pGraph;
if (pInfo->pGraph)
IFilterGraph_AddRef(pInfo->pGraph);
return S_OK;
}
static HRESULT WINAPI AVIDec_JoinFilterGraph(IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName)
{
HRESULT hr = S_OK;
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p, %s)\n", This, iface, pGraph, debugstr_w(pName));
EnterCriticalSection(&This->csFilter);
{
if (pName)
strcpyW(This->filterInfo.achName, pName);
else
*This->filterInfo.achName = '\0';
This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
}
LeaveCriticalSection(&This->csFilter);
return hr;
}
static HRESULT WINAPI AVIDec_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
{
AVIDecImpl *This = (AVIDecImpl *)iface;
TRACE("(%p/%p)->(%p)\n", This, iface, pVendorInfo);
return E_NOTIMPL;
}
static const IBaseFilterVtbl AVIDec_Vtbl =
{
AVIDec_QueryInterface,
AVIDec_AddRef,
AVIDec_Release,
AVIDec_GetClassID,
AVIDec_Stop,
AVIDec_Pause,
AVIDec_Run,
AVIDec_GetState,
AVIDec_SetSyncSource,
AVIDec_GetSyncSource,
AVIDec_EnumPins,
AVIDec_FindPin,
AVIDec_QueryFilterInfo,
AVIDec_JoinFilterGraph,
AVIDec_QueryVendorInfo
};
static const IPinVtbl AVIDec_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,
InputPin_EndOfStream,
InputPin_BeginFlush,
InputPin_EndFlush,
InputPin_NewSegment
};
HRESULT WINAPI AVIDec_Output_EnumMediaTypes(IPin * iface, IEnumMediaTypes ** ppEnum)
{
IPinImpl *This = (IPinImpl *)iface;
ENUMMEDIADETAILS emd;
TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
emd.cMediaTypes = 1;
emd.pMediaTypes = &This->mtCurrent;
return IEnumMediaTypesImpl_Construct(&emd, ppEnum);
}
HRESULT WINAPI AVIDec_Output_Disconnect(IPin * iface)
{
OutputPin* This = (OutputPin*)iface;
HRESULT hr;
AVIDecImpl* pAVIDec = (AVIDecImpl*)This->pin.pinInfo.pFilter;
TRACE("(%p/%p)->()\n", This, iface);
hr = OutputPin_Disconnect(iface);
if (hr == S_OK)
{
ICClose(pAVIDec->hvid);
pAVIDec->hvid = 0;
}
return hr;
}
static const IPinVtbl AVIDec_OutputPin_Vtbl =
{
OutputPin_QueryInterface,
IPinImpl_AddRef,
OutputPin_Release,
OutputPin_Connect,
OutputPin_ReceiveConnection,
AVIDec_Output_Disconnect,
IPinImpl_ConnectedTo,
IPinImpl_ConnectionMediaType,
IPinImpl_QueryPinInfo,
IPinImpl_QueryDirection,
IPinImpl_QueryId,
IPinImpl_QueryAccept,
AVIDec_Output_EnumMediaTypes,
IPinImpl_QueryInternalConnections,
OutputPin_EndOfStream,
OutputPin_BeginFlush,
OutputPin_EndFlush,
OutputPin_NewSegment
};
static const IMemInputPinVtbl MemInputPin_Vtbl =
{
MemInputPin_QueryInterface,
MemInputPin_AddRef,
MemInputPin_Release,
MemInputPin_GetAllocator,
MemInputPin_NotifyAllocator,
MemInputPin_GetAllocatorRequirements,
MemInputPin_Receive,
MemInputPin_ReceiveMultiple,
MemInputPin_ReceiveCanBlock
};