Sweden-Number/dlls/qcap/vfwcapture.c

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/* Video For Windows Steering structure
*
* Copyright 2005 Maarten Lankhorst
*
* 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
*
*/
#define NONAMELESSSTRUCT
#define NONAMELESSUNION
#define COBJMACROS
#include "config.h"
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wtypes.h"
#include "wingdi.h"
#include "winuser.h"
#include "dshow.h"
#include "qcap_main.h"
#include "wine/debug.h"
#include "pin.h"
#include "capture.h"
#include "uuids.h"
#include "mmreg.h"
#include "vfwmsgs.h"
#include "amvideo.h"
#include "strmif.h"
#include "ddraw.h"
#include "ocidl.h"
#include "oleauto.h"
WINE_DEFAULT_DEBUG_CHANNEL(qcap);
#define ICOM_THIS_MULTI(impl,field,iface) \
impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
static const IBaseFilterVtbl VfwCapture_Vtbl;
static const IAMStreamConfigVtbl IAMStreamConfig_VTable;
static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable;
static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable;
static const IPinVtbl VfwPin_Vtbl;
static HRESULT VfwPin_Construct( IBaseFilter *, LPCRITICAL_SECTION, IPin ** );
typedef struct VfwCapture
{
const IBaseFilterVtbl * lpVtbl;
const IAMStreamConfigVtbl * IAMStreamConfig_vtbl;
const IAMVideoProcAmpVtbl * IAMVideoProcAmp_vtbl;
const IPersistPropertyBagVtbl * IPersistPropertyBag_vtbl;
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BOOL init;
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Capture *driver_info;
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ULONG refCount;
FILTER_INFO filterInfo;
FILTER_STATE state;
CRITICAL_SECTION csFilter;
IPin * pOutputPin;
} VfwCapture;
/* VfwPin implementation */
typedef struct VfwPinImpl
{
OutputPin pin;
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Capture *driver_info;
const IKsPropertySetVtbl * KSP_VT;
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} VfwPinImpl;
IUnknown * WINAPI QCAP_createVFWCaptureFilter(IUnknown *pUnkOuter, HRESULT *phr)
{
VfwCapture *pVfwCapture;
HRESULT hr;
TRACE("%p - %p\n", pUnkOuter, phr);
*phr = CLASS_E_NOAGGREGATION;
if (pUnkOuter)
return NULL;
*phr = E_OUTOFMEMORY;
pVfwCapture = CoTaskMemAlloc( sizeof(VfwCapture) );
if (!pVfwCapture)
return NULL;
pVfwCapture->lpVtbl = &VfwCapture_Vtbl;
pVfwCapture->IAMStreamConfig_vtbl = &IAMStreamConfig_VTable;
pVfwCapture->IAMVideoProcAmp_vtbl = &IAMVideoProcAmp_VTable;
pVfwCapture->IPersistPropertyBag_vtbl = &IPersistPropertyBag_VTable;
pVfwCapture->refCount = 1;
pVfwCapture->filterInfo.achName[0] = '\0';
pVfwCapture->filterInfo.pGraph = NULL;
pVfwCapture->state = State_Stopped;
pVfwCapture->init = FALSE;
InitializeCriticalSection(&pVfwCapture->csFilter);
hr = VfwPin_Construct((IBaseFilter *)&pVfwCapture->lpVtbl,
&pVfwCapture->csFilter, &pVfwCapture->pOutputPin);
if (!SUCCEEDED(hr))
{
CoTaskMemFree(pVfwCapture);
return NULL;
}
TRACE("-- created at %p\n", pVfwCapture);
ObjectRefCount(TRUE);
*phr = S_OK;
return (IUnknown *)pVfwCapture;
}
static HRESULT WINAPI VfwCapture_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IPersist) ||
IsEqualIID(riid, &IID_IMediaFilter) ||
IsEqualIID(riid, &IID_IBaseFilter))
{
*ppv = This;
}
else if (IsEqualIID(riid, &IID_IAMStreamConfig))
*ppv = &(This->IAMStreamConfig_vtbl);
else if (IsEqualIID(riid, &IID_IAMVideoProcAmp))
*ppv = &(This->IAMVideoProcAmp_vtbl);
else if (IsEqualIID(riid, &IID_IPersistPropertyBag))
*ppv = &(This->IPersistPropertyBag_vtbl);
if (!IsEqualIID(riid, &IID_IUnknown) &&
!IsEqualIID(riid, &IID_IPersist) &&
!IsEqualIID(riid, &IID_IPersistPropertyBag) &&
!This->init)
{
FIXME("Capture system not initialised when looking for %s, "
"trying it on primary device now\n", debugstr_guid(riid));
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This->driver_info = qcap_driver_init( This->pOutputPin, 0 );
if (!This->driver_info)
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{
ERR("VfwCapture initialisation failed\n");
return E_UNEXPECTED;
}
This->init = TRUE;
}
if (*ppv)
{
TRACE("Returning %s interface\n", debugstr_guid(riid));
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
FIXME("No interface for %s!\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI VfwCapture_AddRef(IBaseFilter * iface)
{
VfwCapture *This = (VfwCapture *)iface;
ULONG refCount = InterlockedIncrement(&This->refCount);
TRACE("%p->() New refcount: %ld\n", This, refCount);
return refCount;
}
static ULONG WINAPI VfwCapture_Release(IBaseFilter * iface)
{
VfwCapture *This = (VfwCapture *)iface;
ULONG refCount = InterlockedDecrement(&This->refCount);
TRACE("%p->() New refcount: %ld\n", This, refCount);
if (!refCount)
{
IPinImpl *pin;
TRACE("destroying everything\n");
if (This->init)
{
if (This->state != State_Stopped)
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qcap_driver_stop(This->driver_info, &This->state);
qcap_driver_destroy(This->driver_info);
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}
pin = (IPinImpl*) This->pOutputPin;
if (pin->pConnectedTo != NULL)
{
IPin_Disconnect(pin->pConnectedTo);
IPin_Disconnect(This->pOutputPin);
}
IPin_Release(This->pOutputPin);
DeleteCriticalSection(&This->csFilter);
This->lpVtbl = NULL;
CoTaskMemFree(This);
ObjectRefCount(FALSE);
}
return refCount;
}
/** IPersist methods **/
static HRESULT WINAPI VfwCapture_GetClassID(IBaseFilter * iface, CLSID * pClsid)
{
TRACE("(%p)\n", pClsid);
*pClsid = CLSID_VfwCapture;
return S_OK;
}
/** IMediaFilter methods **/
static HRESULT WINAPI VfwCapture_Stop(IBaseFilter * iface)
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("()\n");
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return qcap_driver_stop(This->driver_info, &This->state);
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}
static HRESULT WINAPI VfwCapture_Pause(IBaseFilter * iface)
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("()\n");
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return qcap_driver_pause(This->driver_info, &This->state);
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}
static HRESULT WINAPI VfwCapture_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%lx%08lx)\n", (ULONG)(tStart >> 32), (ULONG)tStart);
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return qcap_driver_run(This->driver_info, &This->state);
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}
static HRESULT WINAPI
VfwCapture_GetState( IBaseFilter * iface, DWORD dwMilliSecsTimeout,
FILTER_STATE *pState )
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%lu, %p)\n", dwMilliSecsTimeout, pState);
*pState = This->state;
return S_OK;
}
static HRESULT WINAPI
VfwCapture_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
{
TRACE("(%p)\n", pClock);
return S_OK;
}
static HRESULT WINAPI
VfwCapture_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
{
TRACE("(%p)\n", ppClock);
return S_OK;
}
/** IBaseFilter methods **/
static HRESULT WINAPI
VfwCapture_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
{
ENUMPINDETAILS epd;
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%p)\n", ppEnum);
epd.cPins = 1;
epd.ppPins = &This->pOutputPin;
return IEnumPinsImpl_Construct(&epd, ppEnum);
}
static HRESULT WINAPI VfwCapture_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
{
FIXME("(%s, %p) - stub\n", debugstr_w(Id), ppPin);
return E_NOTIMPL;
}
static HRESULT WINAPI VfwCapture_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%p)\n", pInfo);
lstrcpyW(pInfo->achName, This->filterInfo.achName);
pInfo->pGraph = This->filterInfo.pGraph;
if (pInfo->pGraph)
IFilterGraph_AddRef(pInfo->pGraph);
return S_OK;
}
static HRESULT WINAPI
VfwCapture_JoinFilterGraph( IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName )
{
VfwCapture *This = (VfwCapture *)iface;
TRACE("(%p, %s)\n", pGraph, debugstr_w(pName));
if (pName)
lstrcpyW(This->filterInfo.achName, pName);
else
*This->filterInfo.achName = 0;
This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
return S_OK;
}
static HRESULT WINAPI
VfwCapture_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
{
FIXME("(%p) - stub\n", pVendorInfo);
return E_NOTIMPL;
}
static const IBaseFilterVtbl VfwCapture_Vtbl =
{
VfwCapture_QueryInterface,
VfwCapture_AddRef,
VfwCapture_Release,
VfwCapture_GetClassID,
VfwCapture_Stop,
VfwCapture_Pause,
VfwCapture_Run,
VfwCapture_GetState,
VfwCapture_SetSyncSource,
VfwCapture_GetSyncSource,
VfwCapture_EnumPins,
VfwCapture_FindPin,
VfwCapture_QueryFilterInfo,
VfwCapture_JoinFilterGraph,
VfwCapture_QueryVendorInfo
};
/* AMStreamConfig interface, we only need to implement {G,S}etFormat */
static HRESULT WINAPI
AMStreamConfig_QueryInterface( IAMStreamConfig * iface, REFIID riid, LPVOID * ppv )
{
ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
TRACE("%p --> %s\n", This, debugstr_guid(riid));
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAMStreamConfig))
{
IAMStreamConfig_AddRef(iface);
*ppv = iface;
return S_OK;
}
FIXME("No interface for iid %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AMStreamConfig_AddRef( IAMStreamConfig * iface )
{
ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
return IUnknown_AddRef((IUnknown *)This);
}
static ULONG WINAPI AMStreamConfig_Release( IAMStreamConfig * iface )
{
ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
return IUnknown_Release((IUnknown *)This);
}
static HRESULT WINAPI
AMStreamConfig_SetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE *pmt)
{
HRESULT hr;
ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
IPinImpl *pin;
TRACE("(%p): %p->%p\n", iface, pmt, pmt->pbFormat);
if (This->state != State_Stopped)
{
TRACE("Returning not stopped error\n");
return VFW_E_NOT_STOPPED;
}
dump_AM_MEDIA_TYPE(pmt);
pin = (IPinImpl *)This->pOutputPin;
if (pin->pConnectedTo != NULL)
{
hr = IPin_QueryAccept(pin->pConnectedTo, pmt);
TRACE("Would accept: %ld\n", hr);
if (hr == S_FALSE)
return VFW_E_INVALIDMEDIATYPE;
}
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hr = qcap_driver_set_format(This->driver_info, pmt);
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if (SUCCEEDED(hr) && This->filterInfo.pGraph && pin->pConnectedTo )
{
hr = IFilterGraph_Reconnect(This->filterInfo.pGraph, This->pOutputPin);
if (SUCCEEDED(hr))
TRACE("Reconnection completed, with new media format..\n");
}
TRACE("Returning: %ld\n", hr);
return hr;
}
static HRESULT WINAPI
AMStreamConfig_GetFormat( IAMStreamConfig *iface, AM_MEDIA_TYPE **pmt )
{
ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
TRACE("%p -> (%p)\n", iface, pmt);
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return qcap_driver_get_format(This->driver_info, pmt);
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}
static HRESULT WINAPI
AMStreamConfig_GetNumberOfCapabilities( IAMStreamConfig *iface, int *piCount,
int *piSize )
{
FIXME("%p: %p %p - stub, intentional\n", iface, piCount, piSize);
return E_NOTIMPL; /* Not implemented for this interface */
}
static HRESULT WINAPI
AMStreamConfig_GetStreamCaps( IAMStreamConfig *iface, int iIndex,
AM_MEDIA_TYPE **pmt, BYTE *pSCC )
{
FIXME("%p: %d %p %p - stub, intentional\n", iface, iIndex, pmt, pSCC);
return E_NOTIMPL; /* Not implemented for this interface */
}
static const IAMStreamConfigVtbl IAMStreamConfig_VTable =
{
AMStreamConfig_QueryInterface,
AMStreamConfig_AddRef,
AMStreamConfig_Release,
AMStreamConfig_SetFormat,
AMStreamConfig_GetFormat,
AMStreamConfig_GetNumberOfCapabilities,
AMStreamConfig_GetStreamCaps
};
static HRESULT WINAPI
AMVideoProcAmp_QueryInterface( IAMVideoProcAmp * iface, REFIID riid,
LPVOID * ppv )
{
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IAMVideoProcAmp))
{
*ppv = iface;
IAMVideoProcAmp_AddRef( iface );
return S_OK;
}
FIXME("No interface for iid %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI AMVideoProcAmp_AddRef(IAMVideoProcAmp * iface)
{
ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
return IUnknown_AddRef((IUnknown *)This);
}
static ULONG WINAPI AMVideoProcAmp_Release(IAMVideoProcAmp * iface)
{
ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
return IUnknown_Release((IUnknown *)This);
}
static HRESULT WINAPI
AMVideoProcAmp_GetRange( IAMVideoProcAmp * iface, long Property, long *pMin,
long *pMax, long *pSteppingDelta, long *pDefault, long *pCapsFlags )
{
ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
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return qcap_driver_get_prop_range( This->driver_info, Property, pMin, pMax,
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pSteppingDelta, pDefault, pCapsFlags );
}
static HRESULT WINAPI
AMVideoProcAmp_Set( IAMVideoProcAmp * iface, long Property, long lValue,
long Flags )
{
ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
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return qcap_driver_set_prop(This->driver_info, Property, lValue, Flags);
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}
static HRESULT WINAPI
AMVideoProcAmp_Get( IAMVideoProcAmp * iface, long Property, long *lValue,
long *Flags )
{
ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
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return qcap_driver_get_prop(This->driver_info, Property, lValue, Flags);
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}
static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable =
{
AMVideoProcAmp_QueryInterface,
AMVideoProcAmp_AddRef,
AMVideoProcAmp_Release,
AMVideoProcAmp_GetRange,
AMVideoProcAmp_Set,
AMVideoProcAmp_Get,
};
static HRESULT WINAPI
PPB_QueryInterface( IPersistPropertyBag * iface, REFIID riid, LPVOID * ppv )
{
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IPersist) ||
IsEqualIID(riid, &IID_IPersistPropertyBag))
{
IPersistPropertyBag_AddRef(iface);
*ppv = iface;
return S_OK;
}
if (IsEqualIID(riid, &IID_IBaseFilter))
{
/* FIXME: native devenum asks for IBaseFilter, should we return it? */
IPersistPropertyBag_AddRef(iface);
*ppv = iface;
return S_OK;
}
FIXME("No interface for iid %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI PPB_AddRef(IPersistPropertyBag * iface)
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
return IUnknown_AddRef((IUnknown *)This);
}
static ULONG WINAPI PPB_Release(IPersistPropertyBag * iface)
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
return IUnknown_Release((IUnknown *)This);
}
static HRESULT WINAPI
PPB_GetClassID( IPersistPropertyBag * iface, CLSID * pClassID )
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
FIXME("%p - stub\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI PPB_InitNew(IPersistPropertyBag * iface)
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
FIXME("%p - stub\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI
PPB_Load( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
IErrorLog *pErrorLog )
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
HRESULT hr;
VARIANT var;
const OLECHAR VFWIndex[] = {'V','F','W','I','n','d','e','x',0};
TRACE("%p/%p-> (%p, %p)\n", iface, This, pPropBag, pErrorLog);
V_VT(&var) = VT_I4;
hr = IPropertyBag_Read(pPropBag, (LPCOLESTR)VFWIndex, &var, pErrorLog);
if (SUCCEEDED(hr))
{
VfwPinImpl *pin;
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This->driver_info = qcap_driver_init( This->pOutputPin,
var.__VARIANT_NAME_1.__VARIANT_NAME_2.__VARIANT_NAME_3.ulVal );
if (This->driver_info)
{
pin = (VfwPinImpl *)This->pOutputPin;
pin->driver_info = This->driver_info;
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This->init = TRUE;
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hr = S_OK;
}
else
hr = E_FAIL;
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}
return hr;
}
static HRESULT WINAPI
PPB_Save( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
BOOL fClearDirty, BOOL fSaveAllProperties )
{
ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
FIXME("%p - stub\n", This);
return E_NOTIMPL;
}
static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable =
{
PPB_QueryInterface,
PPB_AddRef,
PPB_Release,
PPB_GetClassID,
PPB_InitNew,
PPB_Load,
PPB_Save
};
/* IKsPropertySet interface */
static HRESULT WINAPI
KSP_QueryInterface( IKsPropertySet * iface, REFIID riid, LPVOID * ppv )
{
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IKsPropertySet))
{
*ppv = (LPVOID)iface;
IKsPropertySet_AddRef( iface );
return S_OK;
}
FIXME("No interface for iid %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI KSP_AddRef(IKsPropertySet * iface)
{
ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
return IUnknown_AddRef((IUnknown *)This);
}
static ULONG WINAPI KSP_Release(IKsPropertySet * iface)
{
ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
return IUnknown_Release((IUnknown *)This);
}
static HRESULT WINAPI
KSP_Set( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
DWORD cbPropData )
{
FIXME("%p: stub\n", iface);
return E_NOTIMPL;
}
static HRESULT WINAPI
KSP_Get( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
DWORD cbPropData, DWORD *pcbReturned )
{
LPGUID pGuid;
TRACE("()\n");
if (!IsEqualIID(guidPropSet, &AMPROPSETID_Pin))
return E_PROP_SET_UNSUPPORTED;
if (pPropData == NULL && pcbReturned == NULL)
return E_POINTER;
if (pcbReturned)
*pcbReturned = sizeof(GUID);
if (pPropData == NULL)
return S_OK;
if (cbPropData < sizeof(GUID))
return E_UNEXPECTED;
pGuid = pPropData;
*pGuid = PIN_CATEGORY_PREVIEW;
FIXME("() Not adding a pin with PIN_CATEGORY_CAPTURE\n");
return S_OK;
}
static HRESULT WINAPI
KSP_QuerySupported( IKsPropertySet * iface, REFGUID guidPropSet,
DWORD dwPropID, DWORD *pTypeSupport )
{
FIXME("%p: stub\n", iface);
return E_NOTIMPL;
}
static const IKsPropertySetVtbl KSP_VTable =
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{
KSP_QueryInterface,
KSP_AddRef,
KSP_Release,
KSP_Set,
KSP_Get,
KSP_QuerySupported
};
static HRESULT
VfwPin_Construct( IBaseFilter * pBaseFilter, LPCRITICAL_SECTION pCritSec,
IPin ** ppPin )
{
static const WCHAR wszOutputPinName[] = { 'O','u','t','p','u','t',0 };
ALLOCATOR_PROPERTIES ap;
VfwPinImpl * pPinImpl;
PIN_INFO piOutput;
HRESULT hr;
pPinImpl = CoTaskMemAlloc( sizeof(*pPinImpl) );
if (!pPinImpl)
return E_OUTOFMEMORY;
/* What we put here doesn't matter, the
driver function should override it then commit */
ap.cBuffers = 3;
ap.cbBuffer = 230400;
ap.cbAlign = 1;
ap.cbPrefix = 0;
piOutput.dir = PINDIR_OUTPUT;
piOutput.pFilter = pBaseFilter;
lstrcpyW(piOutput.achName, wszOutputPinName);
ObjectRefCount(TRUE);
hr = OutputPin_Init(&piOutput, &ap, pBaseFilter, NULL, pCritSec, &pPinImpl->pin);
if (SUCCEEDED(hr))
{
pPinImpl->KSP_VT = &KSP_VTable;
pPinImpl->pin.pin.lpVtbl = &VfwPin_Vtbl;
*ppPin = (IPin *)(&pPinImpl->pin.pin.lpVtbl);
return S_OK;
}
return E_FAIL;
}
static HRESULT WINAPI VfwPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
{
VfwPinImpl *This = (VfwPinImpl *)iface;
TRACE("%s %p\n", debugstr_guid(riid), ppv);
*ppv = NULL;
if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IPin))
*ppv = (LPVOID)This;
else if (IsEqualIID(riid, &IID_IKsPropertySet))
*ppv = (LPVOID)&(This->KSP_VT);
if (*ppv)
{
IUnknown_AddRef((IUnknown *)(*ppv));
return S_OK;
}
FIXME("No interface for %s!\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI VfwPin_AddRef(IPin * iface)
{
VfwPinImpl *This = (VfwPinImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->pin.pin.refCount);
TRACE("() -> new refcount: %lu\n", refCount);
return refCount;
}
static ULONG WINAPI
VfwPin_Release(IPin * iface)
{
VfwPinImpl *This = (VfwPinImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->pin.pin.refCount);
TRACE("() -> new refcount: %lu\n", refCount);
if (!refCount)
{
CoTaskMemFree(This);
ObjectRefCount(FALSE);
}
return refCount;
}
static HRESULT WINAPI
VfwPin_EnumMediaTypes(IPin * iface, IEnumMediaTypes ** ppEnum)
{
ENUMMEDIADETAILS emd;
AM_MEDIA_TYPE *pmt;
HRESULT hr;
VfwPinImpl *This = (VfwPinImpl *)iface;
emd.cMediaTypes = 1;
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hr = qcap_driver_get_format(This->driver_info, &pmt);
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emd.pMediaTypes = pmt;
if (SUCCEEDED(hr))
hr = IEnumMediaTypesImpl_Construct(&emd, ppEnum);
TRACE("%p -- %lx\n", This, hr);
DeleteMediaType(pmt);
return hr;
}
static HRESULT WINAPI
VfwPin_QueryInternalConnections(IPin * iface, IPin ** apPin, ULONG * cPin)
{
TRACE("(%p)->(%p, %p)\n", iface, apPin, cPin);
return E_NOTIMPL;
}
static HRESULT WINAPI VfwPin_EndOfStream(IPin * iface)
{
TRACE("()\n");
return E_UNEXPECTED;
}
static HRESULT WINAPI VfwPin_BeginFlush(IPin * iface)
{
TRACE("(%p)->()\n", iface);
return E_UNEXPECTED;
}
static HRESULT WINAPI VfwPin_EndFlush(IPin * iface)
{
TRACE("(%p)->()\n", iface);
return E_UNEXPECTED;
}
static HRESULT WINAPI
VfwPin_NewSegment(IPin * iface, REFERENCE_TIME tStart,
REFERENCE_TIME tStop, double dRate)
{
TRACE("(%p)->(%s, %s, %e)\n", iface, wine_dbgstr_longlong(tStart),
wine_dbgstr_longlong(tStop), dRate);
return E_UNEXPECTED;
}
static const IPinVtbl VfwPin_Vtbl =
{
VfwPin_QueryInterface,
VfwPin_AddRef,
VfwPin_Release,
OutputPin_Connect,
OutputPin_ReceiveConnection,
OutputPin_Disconnect,
IPinImpl_ConnectedTo,
IPinImpl_ConnectionMediaType,
IPinImpl_QueryPinInfo,
IPinImpl_QueryDirection,
IPinImpl_QueryId,
IPinImpl_QueryAccept,
VfwPin_EnumMediaTypes,
VfwPin_QueryInternalConnections,
VfwPin_EndOfStream,
VfwPin_BeginFlush,
VfwPin_EndFlush,
VfwPin_NewSegment
};