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219 lines
5.5 KiB
C
219 lines
5.5 KiB
C
/*
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* Copyright 2002 Michael Günnewig
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "ole2.h"
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#include "initguid.h"
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#include "vfw.h"
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#include "avifile_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(avifile);
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HMODULE AVIFILE_hModule = NULL;
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static BOOL AVIFILE_bLocked;
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static UINT AVIFILE_uUseCount;
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static HRESULT WINAPI IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj);
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static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface);
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static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface);
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static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj);
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static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock);
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static const IClassFactoryVtbl iclassfact = {
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IClassFactory_fnQueryInterface,
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IClassFactory_fnAddRef,
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IClassFactory_fnRelease,
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IClassFactory_fnCreateInstance,
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IClassFactory_fnLockServer
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};
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typedef struct
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{
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/* IUnknown fields */
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const IClassFactoryVtbl *lpVtbl;
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DWORD dwRef;
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CLSID clsid;
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} IClassFactoryImpl;
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static HRESULT AVIFILE_CreateClassFactory(const CLSID *pclsid, const IID *riid,
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LPVOID *ppv)
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{
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IClassFactoryImpl *pClassFactory = NULL;
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HRESULT hr;
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*ppv = NULL;
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pClassFactory = HeapAlloc(GetProcessHeap(), 0, sizeof(*pClassFactory));
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if (pClassFactory == NULL)
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return E_OUTOFMEMORY;
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pClassFactory->lpVtbl = &iclassfact;
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pClassFactory->dwRef = 0;
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pClassFactory->clsid = *pclsid;
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hr = IClassFactory_QueryInterface((IClassFactory*)pClassFactory, riid, ppv);
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if (FAILED(hr)) {
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HeapFree(GetProcessHeap(), 0, pClassFactory);
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*ppv = NULL;
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}
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return hr;
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}
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static HRESULT WINAPI IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,
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REFIID riid,LPVOID *ppobj)
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{
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TRACE("(%p,%p,%p)\n", iface, riid, ppobj);
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if ((IsEqualGUID(&IID_IUnknown, riid)) ||
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(IsEqualGUID(&IID_IClassFactory, riid))) {
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*ppobj = iface;
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IClassFactory_AddRef(iface);
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface)
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{
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IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
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TRACE("(%p)\n", iface);
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return ++(This->dwRef);
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}
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static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface)
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{
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IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
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TRACE("(%p)\n", iface);
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if ((--(This->dwRef)) > 0)
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return This->dwRef;
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HeapFree(GetProcessHeap(), 0, This);
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return 0;
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}
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static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,
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LPUNKNOWN pOuter,
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REFIID riid,LPVOID *ppobj)
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{
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IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
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TRACE("(%p,%p,%s,%p)\n", iface, pOuter, debugstr_guid(riid),
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ppobj);
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if (ppobj == NULL || pOuter != NULL)
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return E_FAIL;
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*ppobj = NULL;
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if (IsEqualGUID(&CLSID_AVIFile, &This->clsid))
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return AVIFILE_CreateAVIFile(riid,ppobj);
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if (IsEqualGUID(&CLSID_ICMStream, &This->clsid))
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return AVIFILE_CreateICMStream(riid,ppobj);
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if (IsEqualGUID(&CLSID_WAVFile, &This->clsid))
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return AVIFILE_CreateWAVFile(riid,ppobj);
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if (IsEqualGUID(&CLSID_ACMStream, &This->clsid))
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return AVIFILE_CreateACMStream(riid,ppobj);
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return E_NOINTERFACE;
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}
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static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock)
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{
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TRACE("(%p,%d)\n",iface,dolock);
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AVIFILE_bLocked = dolock;
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return S_OK;
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}
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LPCWSTR AVIFILE_BasenameW(LPCWSTR szPath)
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{
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#define SLASH(w) ((w) == '/' || (w) == '\\')
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LPCWSTR szCur;
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for (szCur = szPath + lstrlenW(szPath);
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szCur > szPath && !SLASH(*szCur) && *szCur != ':';)
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szCur--;
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if (szCur == szPath)
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return szCur;
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else
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return szCur + 1;
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#undef SLASH
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}
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/***********************************************************************
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* DllGetClassObject (AVIFIL32.@)
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*/
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HRESULT WINAPI DllGetClassObject(REFCLSID pclsid, REFIID piid, LPVOID *ppv)
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{
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TRACE("(%s,%s,%p)\n", debugstr_guid(pclsid), debugstr_guid(piid), ppv);
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if (pclsid == NULL || piid == NULL || ppv == NULL)
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return E_FAIL;
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return AVIFILE_CreateClassFactory(pclsid,piid,ppv);
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}
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/*****************************************************************************
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* DllCanUnloadNow (AVIFIL32.@)
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*/
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HRESULT WINAPI DllCanUnloadNow(void)
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{
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return ((AVIFILE_bLocked || AVIFILE_uUseCount) ? S_FALSE : S_OK);
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}
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/*****************************************************************************
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* DllMain [AVIFIL32.init]
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*/
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BOOL WINAPI DllMain(HINSTANCE hInstDll, DWORD fdwReason, LPVOID lpvReserved)
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{
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TRACE("(%p,%d,%p)\n", hInstDll, fdwReason, lpvReserved);
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switch (fdwReason) {
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case DLL_PROCESS_ATTACH:
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DisableThreadLibraryCalls(hInstDll);
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AVIFILE_hModule = hInstDll;
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break;
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case DLL_PROCESS_DETACH:
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break;
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};
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return TRUE;
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}
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