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qedit: Add the DirectShow ClassFactory.

oldstable
Lei Zhang 2008-02-11 18:18:06 -08:00 committed by Alexandre Julliard
parent 6de8be71b3
commit 080c0812bc
2 changed files with 121 additions and 3 deletions
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4
dlls/qedit/Makefile.in
View File

@ -3,8 +3,8 @@ TOPOBJDIR = ../..
SRCDIR = @srcdir@
VPATH = @srcdir@
MODULE = qedit.dll
IMPORTS = kernel32
EXTRALIBS =
IMPORTS = ole32 kernel32
EXTRALIBS = -lstrmiids -luuid
C_SRCS = \
main.c \

120
dlls/qedit/main.c
View File

@ -34,6 +34,96 @@ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
return TRUE;
}
/******************************************************************************
* DirectShow ClassFactory
*/
typedef struct {
IClassFactory ITF_IClassFactory;
LONG ref;
HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
} IClassFactoryImpl;
struct object_creation_info
{
const CLSID *clsid;
HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
};
static const struct object_creation_info object_creation[] =
{
};
static HRESULT WINAPI
DSCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IClassFactory))
{
IClassFactory_AddRef(iface);
*ppobj = This;
return S_OK;
}
*ppobj = NULL;
WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI DSCF_AddRef(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI DSCF_Release(LPCLASSFACTORY iface)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0)
CoTaskMemFree(This);
return ref;
}
static HRESULT WINAPI DSCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
HRESULT hres;
LPUNKNOWN punk;
TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
*ppobj = NULL;
hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
if (SUCCEEDED(hres)) {
hres = IUnknown_QueryInterface(punk, riid, ppobj);
IUnknown_Release(punk);
}
return hres;
}
static HRESULT WINAPI DSCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
{
IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
FIXME("(%p)->(%d),stub!\n",This,dolock);
return S_OK;
}
static const IClassFactoryVtbl DSCF_Vtbl =
{
DSCF_QueryInterface,
DSCF_AddRef,
DSCF_Release,
DSCF_CreateInstance,
DSCF_LockServer
};
/***********************************************************************
* DllCanUnloadNow (QEDIT.@)
*/
@ -59,7 +149,35 @@ HRESULT WINAPI DllCanUnloadNow(void)
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
unsigned int i;
IClassFactoryImpl *factory;
TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
return E_NOINTERFACE;
if ( !IsEqualGUID( &IID_IClassFactory, riid )
&& ! IsEqualGUID( &IID_IUnknown, riid) )
return E_NOINTERFACE;
for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
{
if (IsEqualGUID(object_creation[i].clsid, rclsid))
break;
}
if (i == sizeof(object_creation)/sizeof(object_creation[0]))
{
FIXME("%s: no class found.\n", debugstr_guid(rclsid));
return CLASS_E_CLASSNOTAVAILABLE;
}
factory = CoTaskMemAlloc(sizeof(*factory));
if (factory == NULL) return E_OUTOFMEMORY;
factory->ITF_IClassFactory.lpVtbl = &DSCF_Vtbl;
factory->ref = 1;
factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
*ppv = &(factory->ITF_IClassFactory);
return S_OK;
}