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/*
* Copyright (C) 2015 Austin English
*
* 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 <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "ole2.h"
#include "rpcproxy.h"
#include "evr_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(evr);
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
{
switch (reason)
{
case DLL_PROCESS_ATTACH:
DisableThreadLibraryCalls(instance);
break;
case DLL_PROCESS_DETACH:
if (reserved) break;
strmbase_release_typelibs();
break;
}
return TRUE;
}
typedef struct {
IClassFactory IClassFactory_iface;
LONG ref;
HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
} IClassFactoryImpl;
static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
}
struct object_creation_info
{
const CLSID *clsid;
HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
};
static const struct object_creation_info object_creation[] =
{
{ &CLSID_EnhancedVideoRenderer, evr_filter_create },
{ &CLSID_MFVideoMixer9, evr_mixer_create },
{ &CLSID_MFVideoPresenter9, evr_presenter_create },
};
static HRESULT WINAPI classfactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
if (IsEqualGUID(riid, &IID_IUnknown)
|| IsEqualGUID(riid, &IID_IClassFactory))
{
IClassFactory_AddRef(iface);
*ppobj = &This->IClassFactory_iface;
return S_OK;
}
WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI classfactory_AddRef(IClassFactory *iface)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI classfactory_Release(IClassFactory *iface)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI classfactory_CreateInstance(IClassFactory *iface, IUnknown *outer_unk, REFIID riid, void **ppobj)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
HRESULT hres;
IUnknown *unk;
TRACE("(%p)->(%p,%s,%p)\n", This, outer_unk, debugstr_guid(riid), ppobj);
*ppobj = NULL;
if (outer_unk && !IsEqualGUID(riid, &IID_IUnknown))
return E_NOINTERFACE;
hres = This->pfnCreateInstance(outer_unk, (void **) &unk);
if (SUCCEEDED(hres))
{
hres = IUnknown_QueryInterface(unk, riid, ppobj);
IUnknown_Release(unk);
}
return hres;
}
static HRESULT WINAPI classfactory_LockServer(IClassFactory *iface, BOOL dolock)
{
IClassFactoryImpl *This = impl_from_IClassFactory(iface);
FIXME("(%p)->(%d), stub!\n", This, dolock);
return S_OK;
}
static const IClassFactoryVtbl classfactory_Vtbl =
{
classfactory_QueryInterface,
classfactory_AddRef,
classfactory_Release,
classfactory_CreateInstance,
classfactory_LockServer
};
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
{
unsigned int i;
IClassFactoryImpl *factory;
TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
if (!IsEqualGUID(&IID_IClassFactory, riid)
&& !IsEqualGUID( &IID_IUnknown, riid))
return E_NOINTERFACE;
for (i = 0; i < ARRAY_SIZE(object_creation); i++)
{
if (IsEqualGUID(object_creation[i].clsid, rclsid))
break;
}
if (i == ARRAY_SIZE(object_creation))
{
FIXME("%s: no class found.\n", debugstr_guid(rclsid));
return CLASS_E_CLASSNOTAVAILABLE;
}
factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
if (factory == NULL)
return E_OUTOFMEMORY;
factory->IClassFactory_iface.lpVtbl = &classfactory_Vtbl;
factory->ref = 1;
factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
*ppv = &(factory->IClassFactory_iface);
return S_OK;
}
HRESULT WINAPI MFCreateVideoMixerAndPresenter(IUnknown *mixer_outer, IUnknown *presenter_outer,
REFIID riid_mixer, void **mixer, REFIID riid_presenter, void **presenter)
{
HRESULT hr;
TRACE("%p, %p, %s, %p, %s, %p.\n", mixer_outer, presenter_outer, debugstr_guid(riid_mixer), mixer,
debugstr_guid(riid_presenter), presenter);
if (!mixer || !presenter)
return E_POINTER;
*mixer = *presenter = NULL;
if (SUCCEEDED(hr = CoCreateInstance(&CLSID_MFVideoMixer9, mixer_outer, CLSCTX_INPROC_SERVER, riid_mixer, mixer)))
hr = CoCreateInstance(&CLSID_MFVideoPresenter9, presenter_outer, CLSCTX_INPROC_SERVER, riid_presenter, presenter);
if (FAILED(hr))
{
if (*mixer)
IUnknown_Release((IUnknown *)*mixer);
if (*presenter)
IUnknown_Release((IUnknown *)*presenter);
*mixer = *presenter = NULL;
}
return hr;
}