1 /* DirectShow Base Functions (QUARTZ.DLL)
3 * Copyright 2002 Lionel Ulmer
5 * This file contains the (internal) driver registration functions,
6 * driver enumeration APIs and DirectDraw creation functions.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include "wine/debug.h"
26 #include "quartz_private.h"
28 WINE_DEFAULT_DEBUG_CHANNEL(quartz
);
30 static DWORD dll_ref
= 0;
32 /* For the moment, do nothing here. */
33 BOOL WINAPI
DllMain(HINSTANCE hInstDLL
, DWORD fdwReason
, LPVOID lpv
)
36 case DLL_PROCESS_ATTACH
:
37 DisableThreadLibraryCalls(hInstDLL
);
39 case DLL_PROCESS_DETACH
:
45 /******************************************************************************
46 * DirectShow ClassFactory
49 IClassFactory ITF_IClassFactory
;
52 HRESULT (*pfnCreateInstance
)(IUnknown
*pUnkOuter
, LPVOID
*ppObj
);
55 struct object_creation_info
58 HRESULT (*pfnCreateInstance
)(IUnknown
*pUnkOuter
, LPVOID
*ppObj
);
61 static const struct object_creation_info object_creation
[] =
63 { &CLSID_FilterGraph
, FILTERGRAPH_create
},
64 { &CLSID_FilterMapper
, FilterMapper2_create
},
65 { &CLSID_FilterMapper2
, FilterMapper2_create
},
66 { &CLSID_AsyncReader
, AsyncReader_create
},
67 { &CLSID_MemoryAllocator
, StdMemAllocator_create
},
68 { &CLSID_AviSplitter
, AVISplitter_create
},
72 DSCF_QueryInterface(LPCLASSFACTORY iface
,REFIID riid
,LPVOID
*ppobj
)
74 ICOM_THIS(IClassFactoryImpl
,iface
);
76 if (IsEqualGUID(riid
, &IID_IUnknown
)
77 || IsEqualGUID(riid
, &IID_IClassFactory
))
79 IClassFactory_AddRef(iface
);
84 WARN("(%p)->(%s,%p),not found\n",This
,debugstr_guid(riid
),ppobj
);
88 static ULONG WINAPI
DSCF_AddRef(LPCLASSFACTORY iface
) {
89 ICOM_THIS(IClassFactoryImpl
,iface
);
93 static ULONG WINAPI
DSCF_Release(LPCLASSFACTORY iface
) {
94 ICOM_THIS(IClassFactoryImpl
,iface
);
96 ULONG ref
= --This
->ref
;
99 HeapFree(GetProcessHeap(), 0, This
);
105 static HRESULT WINAPI
DSCF_CreateInstance(LPCLASSFACTORY iface
, LPUNKNOWN pOuter
,
106 REFIID riid
, LPVOID
*ppobj
) {
107 ICOM_THIS(IClassFactoryImpl
,iface
);
111 TRACE("(%p)->(%p,%s,%p)\n",This
,pOuter
,debugstr_guid(riid
),ppobj
);
113 hres
= This
->pfnCreateInstance(pOuter
, (LPVOID
*) &punk
);
118 hres
= IUnknown_QueryInterface(punk
, riid
, ppobj
);
123 IUnknown_Release(punk
);
127 static HRESULT WINAPI
DSCF_LockServer(LPCLASSFACTORY iface
,BOOL dolock
) {
128 ICOM_THIS(IClassFactoryImpl
,iface
);
129 FIXME("(%p)->(%d),stub!\n",This
,dolock
);
133 static ICOM_VTABLE(IClassFactory
) DSCF_Vtbl
=
135 ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
143 /*******************************************************************************
144 * DllGetClassObject [QUARTZ.@]
145 * Retrieves class object from a DLL object
148 * Docs say returns STDAPI
151 * rclsid [I] CLSID for the class object
152 * riid [I] Reference to identifier of interface for class object
153 * ppv [O] Address of variable to receive interface pointer for riid
157 * Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
160 DWORD WINAPI
QUARTZ_DllGetClassObject(REFCLSID rclsid
, REFIID riid
, LPVOID
*ppv
)
163 IClassFactoryImpl
*factory
;
165 TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid
), debugstr_guid(riid
), ppv
);
167 if ( !IsEqualGUID( &IID_IClassFactory
, riid
)
168 && ! IsEqualGUID( &IID_IUnknown
, riid
) )
169 return E_NOINTERFACE
;
171 for (i
=0; i
< sizeof(object_creation
)/sizeof(object_creation
[0]); i
++)
173 if (IsEqualGUID(object_creation
[i
].clsid
, rclsid
))
177 if (i
== sizeof(object_creation
)/sizeof(object_creation
[0]))
179 FIXME("%s: no class found.\n", debugstr_guid(rclsid
));
180 return CLASS_E_CLASSNOTAVAILABLE
;
183 factory
= HeapAlloc(GetProcessHeap(), 0, sizeof(*factory
));
184 if (factory
== NULL
) return E_OUTOFMEMORY
;
186 factory
->ITF_IClassFactory
.lpVtbl
= &DSCF_Vtbl
;
189 factory
->pfnCreateInstance
= object_creation
[i
].pfnCreateInstance
;
191 *ppv
= &(factory
->ITF_IClassFactory
);
195 /***********************************************************************
196 * DllCanUnloadNow (QUARTZ.@)
198 HRESULT WINAPI
QUARTZ_DllCanUnloadNow()
200 return dll_ref
!= 0 ? S_FALSE
: S_OK
;
209 #define OUR_GUID_ENTRY(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
210 { { l, w1, w2, { b1, b2, b3, b4, b5, b6, b7, b8 } } , #name },
212 { { 0, 0, 0, {0, 0, 0, 0, 0, 0, 0, 0} }, NULL
}
215 /***********************************************************************
216 * qzdebugstr_guid (internal)
218 * Gives a text version of DirectShow GUIDs
220 const char * qzdebugstr_guid( const GUID
* id
)
225 for (i
=0;InterfaceDesc
[i
].name
&& !name
;i
++) {
226 if (IsEqualGUID(&InterfaceDesc
[i
].riid
, id
)) return InterfaceDesc
[i
].name
;
228 return debugstr_guid(id
);
231 /***********************************************************************
232 * qzdebugstr_State (internal)
234 * Gives a text version of the FILTER_STATE enumeration
236 const char * qzdebugstr_State(FILTER_STATE state
)
241 return "State_Stopped";
243 return "State_Running";
245 return "State_Paused";
247 return "State_Unknown";