Sweden-Number/dlls/windowscodecs/clsfactory.c

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/*
* Copyright 2009 Vincent Povirk 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
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "objbase.h"
#include "ocidl.h"
#include "wincodec.h"
#include "wincodecsdk.h"
#include "initguid.h"
#include "wincodecs_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
extern HRESULT WINAPI WIC_DllGetClassObject(REFCLSID, REFIID, LPVOID *) DECLSPEC_HIDDEN;
typedef struct {
REFCLSID classid;
class_constructor constructor;
} classinfo;
static const classinfo wic_classes[] = {
{&CLSID_WICImagingFactory, ImagingFactory_CreateInstance},
{&CLSID_WICImagingFactory2, ImagingFactory_CreateInstance},
{&CLSID_WICBmpDecoder, BmpDecoder_CreateInstance},
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{&CLSID_WICPngDecoder, PngDecoder_CreateInstance},
{&CLSID_WICPngDecoder2, PngDecoder_CreateInstance},
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{&CLSID_WICPngEncoder, PngEncoder_CreateInstance},
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{&CLSID_WICBmpEncoder, BmpEncoder_CreateInstance},
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{&CLSID_WICGifDecoder, GifDecoder_CreateInstance},
{&CLSID_WICGifEncoder, GifEncoder_CreateInstance},
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{&CLSID_WICIcoDecoder, IcoDecoder_CreateInstance},
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{&CLSID_WICJpegDecoder, JpegDecoder_CreateInstance},
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{&CLSID_WICJpegEncoder, JpegEncoder_CreateInstance},
{&CLSID_WICTiffDecoder, TiffDecoder_CreateInstance},
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{&CLSID_WICTiffEncoder, TiffEncoder_CreateInstance},
{&CLSID_WICDdsDecoder, DdsDecoder_CreateInstance},
{&CLSID_WICDdsEncoder, DdsEncoder_CreateInstance},
{&CLSID_WICDefaultFormatConverter, FormatConverter_CreateInstance},
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{&CLSID_WineTgaDecoder, TgaDecoder_CreateInstance},
{&CLSID_WICUnknownMetadataReader, UnknownMetadataReader_CreateInstance},
{&CLSID_WICIfdMetadataReader, IfdMetadataReader_CreateInstance},
{&CLSID_WICPngChrmMetadataReader, PngChrmReader_CreateInstance},
{&CLSID_WICPngGamaMetadataReader, PngGamaReader_CreateInstance},
{&CLSID_WICPngTextMetadataReader, PngTextReader_CreateInstance},
{&CLSID_WICLSDMetadataReader, LSDReader_CreateInstance},
{&CLSID_WICIMDMetadataReader, IMDReader_CreateInstance},
{&CLSID_WICGCEMetadataReader, GCEReader_CreateInstance},
{&CLSID_WICAPEMetadataReader, APEReader_CreateInstance},
{&CLSID_WICGifCommentMetadataReader, GifCommentReader_CreateInstance},
{0}};
typedef struct {
IClassFactory IClassFactory_iface;
LONG ref;
const classinfo *info;
} ClassFactoryImpl;
static inline ClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, ClassFactoryImpl, IClassFactory_iface);
}
static HRESULT WINAPI ClassFactoryImpl_QueryInterface(IClassFactory *iface,
REFIID iid, void **ppv)
{
ClassFactoryImpl *This = impl_from_IClassFactory(iface);
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, iid) ||
IsEqualIID(&IID_IClassFactory, iid))
{
*ppv = &This->IClassFactory_iface;
}
else
{
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI ClassFactoryImpl_AddRef(IClassFactory *iface)
{
ClassFactoryImpl *This = impl_from_IClassFactory(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
return ref;
}
static ULONG WINAPI ClassFactoryImpl_Release(IClassFactory *iface)
{
ClassFactoryImpl *This = impl_from_IClassFactory(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) refcount=%u\n", iface, ref);
if (ref == 0)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI ClassFactoryImpl_CreateInstance(IClassFactory *iface,
IUnknown *pUnkOuter, REFIID riid, void **ppv)
{
ClassFactoryImpl *This = impl_from_IClassFactory(iface);
*ppv = NULL;
if (pUnkOuter) return CLASS_E_NOAGGREGATION;
return This->info->constructor(riid, ppv);
}
static HRESULT WINAPI ClassFactoryImpl_LockServer(IClassFactory *iface, BOOL lock)
{
TRACE("(%p, %i): stub\n", iface, lock);
return E_NOTIMPL;
}
static const IClassFactoryVtbl ClassFactoryImpl_Vtbl = {
ClassFactoryImpl_QueryInterface,
ClassFactoryImpl_AddRef,
ClassFactoryImpl_Release,
ClassFactoryImpl_CreateInstance,
ClassFactoryImpl_LockServer
};
static HRESULT ClassFactoryImpl_Constructor(const classinfo *info, REFIID riid, LPVOID *ppv)
{
ClassFactoryImpl *This;
HRESULT ret;
*ppv = NULL;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(ClassFactoryImpl));
if (!This) return E_OUTOFMEMORY;
This->IClassFactory_iface.lpVtbl = &ClassFactoryImpl_Vtbl;
This->ref = 1;
This->info = info;
ret = IClassFactory_QueryInterface(&This->IClassFactory_iface, riid, ppv);
IClassFactory_Release(&This->IClassFactory_iface);
return ret;
}
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID iid, LPVOID *ppv)
{
HRESULT ret;
const classinfo *info=NULL;
int i;
TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
if (!rclsid || !iid || !ppv)
return E_INVALIDARG;
*ppv = NULL;
for (i=0; wic_classes[i].classid; i++)
{
if (IsEqualCLSID(wic_classes[i].classid, rclsid))
{
info = &wic_classes[i];
break;
}
}
if (info)
ret = ClassFactoryImpl_Constructor(info, iid, ppv);
else
ret = WIC_DllGetClassObject(rclsid, iid, ppv);
TRACE("<-- %08X\n", ret);
return ret;
}
HRESULT create_instance(const CLSID *clsid, const IID *iid, void **ppv)
{
int i;
for (i=0; wic_classes[i].classid; i++)
if (IsEqualCLSID(wic_classes[i].classid, clsid))
return wic_classes[i].constructor(iid, ppv);
return CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, iid, ppv);
}