wine/dlls/qcap/capturegraph.c
2015-03-18 19:38:58 +09:00

682 lines
22 KiB
C

/* Capture Graph Builder, Minimal edition
*
* Copyright 2005 Maarten Lankhorst
* Copyright 2005 Rolf Kalbermatter
*
* 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
*/
#include "config.h"
#include <stdio.h>
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winerror.h"
#include "objbase.h"
#include "evcode.h"
#include "strmif.h"
#include "control.h"
#include "vfwmsgs.h"
/*
*#include "amvideo.h"
*#include "mmreg.h"
*#include "dshow.h"
*#include "ddraw.h"
*/
#include "uuids.h"
#include "qcap_main.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(qcap);
/***********************************************************************
* ICaptureGraphBuilder & ICaptureGraphBuilder2 implementation
*/
typedef struct CaptureGraphImpl
{
ICaptureGraphBuilder2 ICaptureGraphBuilder2_iface;
ICaptureGraphBuilder ICaptureGraphBuilder_iface;
LONG ref;
IGraphBuilder *mygraph;
CRITICAL_SECTION csFilter;
} CaptureGraphImpl;
static const ICaptureGraphBuilderVtbl builder_Vtbl;
static const ICaptureGraphBuilder2Vtbl builder2_Vtbl;
static inline CaptureGraphImpl *impl_from_ICaptureGraphBuilder(ICaptureGraphBuilder *iface)
{
return CONTAINING_RECORD(iface, CaptureGraphImpl, ICaptureGraphBuilder_iface);
}
static inline CaptureGraphImpl *impl_from_ICaptureGraphBuilder2(ICaptureGraphBuilder2 *iface)
{
return CONTAINING_RECORD(iface, CaptureGraphImpl, ICaptureGraphBuilder2_iface);
}
IUnknown * CALLBACK QCAP_createCaptureGraphBuilder2(IUnknown *pUnkOuter,
HRESULT *phr)
{
CaptureGraphImpl * pCapture = NULL;
TRACE("(%p, %p)\n", pUnkOuter, phr);
*phr = CLASS_E_NOAGGREGATION;
if (pUnkOuter)
{
return NULL;
}
*phr = E_OUTOFMEMORY;
pCapture = CoTaskMemAlloc(sizeof(CaptureGraphImpl));
if (pCapture)
{
pCapture->ICaptureGraphBuilder2_iface.lpVtbl = &builder2_Vtbl;
pCapture->ICaptureGraphBuilder_iface.lpVtbl = &builder_Vtbl;
pCapture->ref = 1;
pCapture->mygraph = NULL;
InitializeCriticalSection(&pCapture->csFilter);
pCapture->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": CaptureGraphImpl.csFilter");
*phr = S_OK;
ObjectRefCount(TRUE);
}
return (IUnknown *)&pCapture->ICaptureGraphBuilder_iface;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_QueryInterface(ICaptureGraphBuilder2 * iface,
REFIID riid,
LPVOID * ppv)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = &This->ICaptureGraphBuilder2_iface;
else if (IsEqualIID(riid, &IID_ICaptureGraphBuilder))
*ppv = &This->ICaptureGraphBuilder_iface;
else if (IsEqualIID(riid, &IID_ICaptureGraphBuilder2))
*ppv = &This->ICaptureGraphBuilder2_iface;
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
TRACE ("-- Interface = %p\n", *ppv);
return S_OK;
}
TRACE ("-- Interface: E_NOINTERFACE\n");
return E_NOINTERFACE;
}
static ULONG WINAPI
fnCaptureGraphBuilder2_AddRef(ICaptureGraphBuilder2 * iface)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
DWORD ref = InterlockedIncrement(&This->ref);
TRACE("(%p/%p)->() AddRef from %d\n", This, iface, ref - 1);
return ref;
}
static ULONG WINAPI fnCaptureGraphBuilder2_Release(ICaptureGraphBuilder2 * iface)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
DWORD ref = InterlockedDecrement(&This->ref);
TRACE("(%p/%p)->() Release from %d\n", This, iface, ref + 1);
if (!ref)
{
This->csFilter.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->csFilter);
if (This->mygraph)
IGraphBuilder_Release(This->mygraph);
CoTaskMemFree(This);
ObjectRefCount(FALSE);
}
return ref;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_SetFilterGraph(ICaptureGraphBuilder2 * iface,
IGraphBuilder *pfg)
{
/* The graph builder will automatically create a filter graph if you don't call
this method. If you call this method after the graph builder has created its
own filter graph, the call will fail. */
IMediaEvent *pmev;
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
if (This->mygraph)
return E_UNEXPECTED;
if (!pfg)
return E_POINTER;
This->mygraph = pfg;
IGraphBuilder_AddRef(This->mygraph);
if (SUCCEEDED(IGraphBuilder_QueryInterface(This->mygraph,
&IID_IMediaEvent, (LPVOID *)&pmev)))
{
IMediaEvent_CancelDefaultHandling(pmev, EC_REPAINT);
IMediaEvent_Release(pmev);
}
return S_OK;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_GetFilterGraph(ICaptureGraphBuilder2 * iface,
IGraphBuilder **pfg)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
if (!pfg)
return E_POINTER;
*pfg = This->mygraph;
if (!This->mygraph)
{
TRACE("(%p) Getting NULL filtergraph\n", iface);
return E_UNEXPECTED;
}
IGraphBuilder_AddRef(This->mygraph);
TRACE("(%p) return filtergraph %p\n", iface, *pfg);
return S_OK;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_SetOutputFileName(ICaptureGraphBuilder2 * iface,
const GUID *pType,
LPCOLESTR lpstrFile,
IBaseFilter **ppf,
IFileSinkFilter **ppSink)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
FIXME("(%p/%p)->(%s, %s, %p, %p) Stub!\n", This, iface,
debugstr_guid(pType), debugstr_w(lpstrFile), ppf, ppSink);
return E_NOTIMPL;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_FindInterface(ICaptureGraphBuilder2 * iface,
const GUID *pCategory,
const GUID *pType,
IBaseFilter *pf,
REFIID riid,
void **ppint)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
FIXME("(%p/%p)->(%s, %s, %p, %s, %p) - workaround stub!\n", This, iface,
debugstr_guid(pCategory), debugstr_guid(pType),
pf, debugstr_guid(riid), ppint);
return IBaseFilter_QueryInterface(pf, riid, ppint);
/* Looks for the specified interface on the filter, upstream and
* downstream from the filter, and, optionally, only on the output
* pin of the given category.
*/
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 * iface,
const GUID *pCategory,
const GUID *pType,
IUnknown *pSource,
IBaseFilter *pfCompressor,
IBaseFilter *pfRenderer)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
IPin *source_out, *renderer_in, *capture, *preview;
HRESULT hr;
FIXME("(%p/%p)->(%s, %s, %p, %p, %p) semi-stub!\n", This, iface,
debugstr_guid(pCategory), debugstr_guid(pType),
pSource, pfCompressor, pfRenderer);
if (!This->mygraph)
{
FIXME("Need a capture graph\n");
return E_UNEXPECTED;
}
if (!pfRenderer)
{
FIXME("pfRenderer == NULL not yet supported\n");
return E_NOTIMPL;
}
hr = ICaptureGraphBuilder2_FindPin(iface, pSource, PINDIR_OUTPUT, pCategory, pType, TRUE, 0, &source_out);
if (FAILED(hr))
return E_INVALIDARG;
if (pCategory && IsEqualIID(pCategory, &PIN_CATEGORY_VBI)) {
FIXME("Tee/Sink-to-Sink filter not supported\n");
IPin_Release(source_out);
return E_NOTIMPL;
}
hr = ICaptureGraphBuilder2_FindPin(iface, pSource, PINDIR_OUTPUT, &PIN_CATEGORY_CAPTURE, NULL, TRUE, 0, &capture);
if (SUCCEEDED(hr)) {
hr = ICaptureGraphBuilder2_FindPin(iface, pSource, PINDIR_OUTPUT, &PIN_CATEGORY_PREVIEW, NULL, TRUE, 0, &preview);
if (FAILED(hr))
FIXME("Smart Tee filter not supported - not creating preview pin\n");
else
IPin_Release(preview);
IPin_Release(capture);
}
hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfRenderer, PINDIR_INPUT, NULL, NULL, TRUE, 0, &renderer_in);
if (FAILED(hr))
{
IPin_Release(source_out);
return hr;
}
if (!pfCompressor)
hr = IGraphBuilder_Connect(This->mygraph, source_out, renderer_in);
else
{
IPin *compressor_in, *compressor_out;
hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfCompressor,
PINDIR_INPUT, NULL, NULL, TRUE, 0, &compressor_in);
if (SUCCEEDED(hr))
{
hr = IGraphBuilder_Connect(This->mygraph, source_out, compressor_in);
IPin_Release(compressor_in);
}
if (SUCCEEDED(hr))
{
hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfCompressor,
PINDIR_OUTPUT, NULL, NULL, TRUE, 0, &compressor_out);
if (SUCCEEDED(hr))
{
hr = IGraphBuilder_Connect(This->mygraph, compressor_out, renderer_in);
IPin_Release(compressor_out);
}
}
}
IPin_Release(source_out);
IPin_Release(renderer_in);
return hr;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_ControlStream(ICaptureGraphBuilder2 * iface,
const GUID *pCategory,
const GUID *pType,
IBaseFilter *pFilter,
REFERENCE_TIME *pstart,
REFERENCE_TIME *pstop,
WORD wStartCookie,
WORD wStopCookie)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
FIXME("(%p/%p)->(%s, %s, %p, %p, %p, %i, %i) Stub!\n", This, iface,
debugstr_guid(pCategory), debugstr_guid(pType),
pFilter, pstart, pstop, wStartCookie, wStopCookie);
return E_NOTIMPL;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_AllocCapFile(ICaptureGraphBuilder2 * iface,
LPCOLESTR lpwstr,
DWORDLONG dwlSize)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
FIXME("(%p/%p)->(%s, 0x%s) Stub!\n", This, iface,
debugstr_w(lpwstr), wine_dbgstr_longlong(dwlSize));
return E_NOTIMPL;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_CopyCaptureFile(ICaptureGraphBuilder2 * iface,
LPOLESTR lpwstrOld,
LPOLESTR lpwstrNew,
int fAllowEscAbort,
IAMCopyCaptureFileProgress *pCallback)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
FIXME("(%p/%p)->(%s, %s, %i, %p) Stub!\n", This, iface,
debugstr_w(lpwstrOld), debugstr_w(lpwstrNew),
fAllowEscAbort, pCallback);
return E_NOTIMPL;
}
static HRESULT pin_matches(IPin *pin, PIN_DIRECTION direction, const GUID *cat, const GUID *type, BOOL unconnected)
{
IPin *partner;
PIN_DIRECTION pindir;
HRESULT hr;
hr = IPin_QueryDirection(pin, &pindir);
if (unconnected && IPin_ConnectedTo(pin, &partner) == S_OK && partner!=NULL)
{
IPin_Release(partner);
TRACE("No match, %p already connected to %p\n", pin, partner);
return FAILED(hr) ? hr : S_FALSE;
}
if (FAILED(hr))
return hr;
if (SUCCEEDED(hr) && pindir != direction)
return S_FALSE;
if (cat)
{
IKsPropertySet *props;
GUID category;
DWORD fetched;
hr = IPin_QueryInterface(pin, &IID_IKsPropertySet, (void**)&props);
if (FAILED(hr))
return S_FALSE;
hr = IKsPropertySet_Get(props, &AMPROPSETID_Pin, 0, NULL,
0, &category, sizeof(category), &fetched);
IKsPropertySet_Release(props);
if (FAILED(hr) || !IsEqualIID(&category, cat))
return S_FALSE;
}
if (type)
{
IEnumMediaTypes *types;
AM_MEDIA_TYPE *media_type;
ULONG fetched;
hr = IPin_EnumMediaTypes(pin, &types);
if (FAILED(hr))
return S_FALSE;
IEnumMediaTypes_Reset(types);
while (1) {
if (IEnumMediaTypes_Next(types, 1, &media_type, &fetched) != S_OK || fetched != 1)
{
IEnumMediaTypes_Release(types);
return S_FALSE;
}
if (IsEqualIID(&media_type->majortype, type))
{
DeleteMediaType(media_type);
break;
}
DeleteMediaType(media_type);
}
IEnumMediaTypes_Release(types);
}
TRACE("Pin matched\n");
return S_OK;
}
static HRESULT WINAPI
fnCaptureGraphBuilder2_FindPin(ICaptureGraphBuilder2 * iface,
IUnknown *pSource,
PIN_DIRECTION pindir,
const GUID *pCategory,
const GUID *pType,
BOOL fUnconnected,
INT num,
IPin **ppPin)
{
HRESULT hr;
IEnumPins *enumpins = NULL;
IPin *pin;
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
TRACE("(%p/%p)->(%p, %x, %s, %s, %d, %i, %p)\n", This, iface,
pSource, pindir, debugstr_guid(pCategory), debugstr_guid(pType),
fUnconnected, num, ppPin);
pin = NULL;
hr = IUnknown_QueryInterface(pSource, &IID_IPin, (void**)&pin);
if (hr == E_NOINTERFACE)
{
IBaseFilter *filter = NULL;
int numcurrent = 0;
hr = IUnknown_QueryInterface(pSource, &IID_IBaseFilter, (void**)&filter);
if (hr == E_NOINTERFACE)
{
WARN("Input not filter or pin?!\n");
return E_NOINTERFACE;
}
hr = IBaseFilter_EnumPins(filter, &enumpins);
if (FAILED(hr))
{
WARN("Could not enumerate\n");
return hr;
}
while (1)
{
ULONG fetched;
hr = IEnumPins_Next(enumpins, 1, &pin, &fetched);
if (hr == VFW_E_ENUM_OUT_OF_SYNC)
{
numcurrent = 0;
IEnumPins_Reset(enumpins);
pin = NULL;
continue;
}
if (hr != S_OK)
break;
if (fetched != 1)
{
hr = E_FAIL;
break;
}
TRACE("Testing match\n");
hr = pin_matches(pin, pindir, pCategory, pType, fUnconnected);
if (hr == S_OK && numcurrent++ == num)
break;
IPin_Release(pin);
pin = NULL;
if (FAILED(hr))
break;
}
IEnumPins_Release(enumpins);
if (hr != S_OK)
{
WARN("Could not find %s pin # %d\n", (pindir == PINDIR_OUTPUT ? "output" : "input"), numcurrent);
return E_FAIL;
}
}
else if (pin_matches(pin, pindir, pCategory, pType, fUnconnected) != S_OK)
{
IPin_Release(pin);
return E_FAIL;
}
*ppPin = pin;
return S_OK;
}
static const ICaptureGraphBuilder2Vtbl builder2_Vtbl =
{
fnCaptureGraphBuilder2_QueryInterface,
fnCaptureGraphBuilder2_AddRef,
fnCaptureGraphBuilder2_Release,
fnCaptureGraphBuilder2_SetFilterGraph,
fnCaptureGraphBuilder2_GetFilterGraph,
fnCaptureGraphBuilder2_SetOutputFileName,
fnCaptureGraphBuilder2_FindInterface,
fnCaptureGraphBuilder2_RenderStream,
fnCaptureGraphBuilder2_ControlStream,
fnCaptureGraphBuilder2_AllocCapFile,
fnCaptureGraphBuilder2_CopyCaptureFile,
fnCaptureGraphBuilder2_FindPin
};
static HRESULT WINAPI
fnCaptureGraphBuilder_QueryInterface(ICaptureGraphBuilder * iface,
REFIID riid, LPVOID * ppv)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_QueryInterface(&This->ICaptureGraphBuilder2_iface, riid, ppv);
}
static ULONG WINAPI
fnCaptureGraphBuilder_AddRef(ICaptureGraphBuilder * iface)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_AddRef(&This->ICaptureGraphBuilder2_iface);
}
static ULONG WINAPI
fnCaptureGraphBuilder_Release(ICaptureGraphBuilder * iface)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_Release(&This->ICaptureGraphBuilder2_iface);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_SetFiltergraph(ICaptureGraphBuilder * iface,
IGraphBuilder *pfg)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_SetFiltergraph(&This->ICaptureGraphBuilder2_iface, pfg);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_GetFiltergraph(ICaptureGraphBuilder * iface,
IGraphBuilder **pfg)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_GetFiltergraph(&This->ICaptureGraphBuilder2_iface, pfg);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_SetOutputFileName(ICaptureGraphBuilder * iface,
const GUID *pType, LPCOLESTR lpstrFile,
IBaseFilter **ppf, IFileSinkFilter **ppSink)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_SetOutputFileName(&This->ICaptureGraphBuilder2_iface, pType,
lpstrFile, ppf, ppSink);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_FindInterface(ICaptureGraphBuilder * iface,
const GUID *pCategory, IBaseFilter *pf,
REFIID riid, void **ppint)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_FindInterface(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
pf, riid, ppint);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_RenderStream(ICaptureGraphBuilder * iface,
const GUID *pCategory, IUnknown *pSource,
IBaseFilter *pfCompressor, IBaseFilter *pfRenderer)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_RenderStream(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
pSource, pfCompressor, pfRenderer);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_ControlStream(ICaptureGraphBuilder * iface,
const GUID *pCategory, IBaseFilter *pFilter,
REFERENCE_TIME *pstart, REFERENCE_TIME *pstop,
WORD wStartCookie, WORD wStopCookie)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_ControlStream(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
pFilter, pstart, pstop, wStartCookie, wStopCookie);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_AllocCapFile(ICaptureGraphBuilder * iface,
LPCOLESTR lpstr, DWORDLONG dwlSize)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_AllocCapFile(&This->ICaptureGraphBuilder2_iface, lpstr, dwlSize);
}
static HRESULT WINAPI
fnCaptureGraphBuilder_CopyCaptureFile(ICaptureGraphBuilder * iface,
LPOLESTR lpwstrOld, LPOLESTR lpwstrNew,
int fAllowEscAbort,
IAMCopyCaptureFileProgress *pCallback)
{
CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
return ICaptureGraphBuilder2_CopyCaptureFile(&This->ICaptureGraphBuilder2_iface, lpwstrOld,
lpwstrNew, fAllowEscAbort, pCallback);
}
static const ICaptureGraphBuilderVtbl builder_Vtbl =
{
fnCaptureGraphBuilder_QueryInterface,
fnCaptureGraphBuilder_AddRef,
fnCaptureGraphBuilder_Release,
fnCaptureGraphBuilder_SetFiltergraph,
fnCaptureGraphBuilder_GetFiltergraph,
fnCaptureGraphBuilder_SetOutputFileName,
fnCaptureGraphBuilder_FindInterface,
fnCaptureGraphBuilder_RenderStream,
fnCaptureGraphBuilder_ControlStream,
fnCaptureGraphBuilder_AllocCapFile,
fnCaptureGraphBuilder_CopyCaptureFile
};