wine/dlls/mfsrcsnk/factory.c
Nikolay Sivov 9b38ff960d mfsrcsnk: Add WAVE sink class factory.
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
2022-08-15 18:14:13 +02:00

116 lines
3.1 KiB
C

/*
* Copyright 2022 Nikolay Sivov for CodeWeavers
*
* 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
*/
#define COBJMACROS
#include "mfidl.h"
#include "wine/mfinternal.h"
#include "mfsrcsnk_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
struct class_factory
{
IClassFactory IClassFactory_iface;
HRESULT (*create_instance)(REFIID riid, void **out);
};
static inline struct class_factory *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, struct class_factory, IClassFactory_iface);
}
static HRESULT WINAPI class_factory_QueryInterface(IClassFactory *iface, REFIID riid, void **out)
{
if (IsEqualGUID(riid, &IID_IClassFactory) ||
IsEqualGUID(riid, &IID_IUnknown))
{
IClassFactory_AddRef(iface);
*out = iface;
return S_OK;
}
*out = NULL;
WARN("Interface %s is not supported.\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI class_factory_AddRef(IClassFactory *iface)
{
return 2;
}
static ULONG WINAPI class_factory_Release(IClassFactory *iface)
{
return 1;
}
static HRESULT WINAPI class_factory_CreateInstance(IClassFactory *iface, IUnknown *outer,
REFIID riid, void **out)
{
struct class_factory *factory = impl_from_IClassFactory(iface);
TRACE("%p, %s, %p.\n", outer, debugstr_guid(riid), out);
*out = NULL;
if (outer)
return CLASS_E_NOAGGREGATION;
return factory->create_instance(riid, out);
}
static HRESULT WINAPI class_factory_LockServer(IClassFactory *iface, BOOL dolock)
{
FIXME("%p, %d.\n", iface, dolock);
return S_OK;
}
static const IClassFactoryVtbl class_factory_vtbl =
{
class_factory_QueryInterface,
class_factory_AddRef,
class_factory_Release,
class_factory_CreateInstance,
class_factory_LockServer,
};
static struct class_factory wave_sink_factory = { { &class_factory_vtbl }, wave_sink_factory_create };
/***********************************************************************
* DllGetClassObject (mfsrcsnk.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID riid, void **out)
{
*out = NULL;
if (IsEqualGUID(clsid, &CLSID_MFWAVESinkClassFactory))
{
return IClassFactory_QueryInterface(&wave_sink_factory.IClassFactory_iface, riid, out);
}
else
{
FIXME("Unknown clsid %s.\n", debugstr_guid(clsid));
return CLASS_E_CLASSNOTAVAILABLE;
}
}