839 lines
22 KiB
C
839 lines
22 KiB
C
/*
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* Copyright (C) 2003 Michael Günnewig
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* Copyright (C) 2003 CodeWeavers Inc. (Ulrich Czekalla)
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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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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "winerror.h"
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#include "winreg.h"
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#include "objbase.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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#include "initguid.h"
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#include "dmo.h"
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WINE_DEFAULT_DEBUG_CHANNEL(msdmo);
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#define MSDMO_MAJOR_VERSION 6
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static const WCHAR szDMORootKey[] =
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{
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'D','i','r','e','c','t','S','h','o','w','\\',
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'M','e','d','i','a','O','b','j','e','c','t','s',0
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};
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static const WCHAR szDMOInputType[] =
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{
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'I','n','p','u','t','T','y','p','e','s',0
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};
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static const WCHAR szDMOOutputType[] =
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{
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'O','u','t','p','u','t','T','y','p','e','s',0
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};
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static const WCHAR szDMOKeyed[] =
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{
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'K','e','y','e','d',0
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};
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static const WCHAR szDMOCategories[] =
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{
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'C','a','t','e','g','o','r','i','e','s',0
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};
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static const WCHAR szGUIDFmt[] =
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{
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'%','0','8','X','-','%','0','4','X','-','%','0','4','X','-','%','0',
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'2','X','%','0','2','X','-','%','0','2','X','%','0','2','X','%','0','2',
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'X','%','0','2','X','%','0','2','X','%','0','2','X',0
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};
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static const WCHAR szCat3Fmt[] =
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{
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'%','s','\\','%','s','\\','%','s',0
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};
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static const WCHAR szCat2Fmt[] =
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{
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'%','s','\\','%','s',0
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};
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static const WCHAR szToGuidFmt[] =
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{
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'{','%','s','}',0
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};
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typedef struct
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{
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IEnumDMO IEnumDMO_iface;
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LONG ref;
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DWORD index;
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const GUID* guidCategory;
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DWORD dwFlags;
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DWORD cInTypes;
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DMO_PARTIAL_MEDIATYPE *pInTypes;
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DWORD cOutTypes;
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DMO_PARTIAL_MEDIATYPE *pOutTypes;
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HKEY hkey;
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} IEnumDMOImpl;
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static inline IEnumDMOImpl *impl_from_IEnumDMO(IEnumDMO *iface)
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{
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return CONTAINING_RECORD(iface, IEnumDMOImpl, IEnumDMO_iface);
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}
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static HRESULT read_types(HKEY root, LPCWSTR key, ULONG *supplied, ULONG requested, DMO_PARTIAL_MEDIATYPE* types);
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static const IEnumDMOVtbl edmovt;
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static LPWSTR GUIDToString(LPWSTR lpwstr, REFGUID lpcguid)
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{
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wsprintfW(lpwstr, szGUIDFmt, lpcguid->Data1, lpcguid->Data2,
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lpcguid->Data3, lpcguid->Data4[0], lpcguid->Data4[1],
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lpcguid->Data4[2], lpcguid->Data4[3], lpcguid->Data4[4],
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lpcguid->Data4[5], lpcguid->Data4[6], lpcguid->Data4[7]);
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return lpwstr;
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}
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static BOOL IsMediaTypeEqual(const DMO_PARTIAL_MEDIATYPE* mt1, const DMO_PARTIAL_MEDIATYPE* mt2)
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{
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return (IsEqualCLSID(&mt1->type, &mt2->type) ||
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IsEqualCLSID(&mt2->type, &GUID_NULL) ||
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IsEqualCLSID(&mt1->type, &GUID_NULL)) &&
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(IsEqualCLSID(&mt1->subtype, &mt2->subtype) ||
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IsEqualCLSID(&mt2->subtype, &GUID_NULL) ||
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IsEqualCLSID(&mt1->subtype, &GUID_NULL));
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}
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static HRESULT write_types(HKEY hkey, LPCWSTR name, const DMO_PARTIAL_MEDIATYPE* types, DWORD count)
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{
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HRESULT hres = S_OK;
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if (MSDMO_MAJOR_VERSION > 5)
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{
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hres = RegSetValueExW(hkey, name, 0, REG_BINARY, (const BYTE*) types,
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count* sizeof(DMO_PARTIAL_MEDIATYPE));
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}
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else
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{
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HKEY skey1,skey2,skey3;
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DWORD index = 0;
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WCHAR szGuidKey[64];
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hres = RegCreateKeyExW(hkey, name, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_WRITE, NULL, &skey1, NULL);
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while (index < count)
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{
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GUIDToString(szGuidKey,&types[index].type);
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hres = RegCreateKeyExW(skey1, szGuidKey, 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &skey2, NULL);
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GUIDToString(szGuidKey,&types[index].subtype);
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hres = RegCreateKeyExW(skey2, szGuidKey, 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &skey3, NULL);
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RegCloseKey(skey3);
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RegCloseKey(skey2);
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index ++;
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}
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RegCloseKey(skey1);
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}
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return hres;
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}
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/***************************************************************
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* DMORegister (MSDMO.@)
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*
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* Register a DirectX Media Object.
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*/
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HRESULT WINAPI DMORegister(
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LPCWSTR szName,
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REFCLSID clsidDMO,
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REFGUID guidCategory,
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DWORD dwFlags,
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DWORD cInTypes,
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const DMO_PARTIAL_MEDIATYPE *pInTypes,
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DWORD cOutTypes,
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const DMO_PARTIAL_MEDIATYPE *pOutTypes
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)
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{
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WCHAR szguid[64];
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HRESULT hres;
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HKEY hrkey = 0;
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HKEY hkey = 0;
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HKEY hckey = 0;
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HKEY hclskey = 0;
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TRACE("%s\n", debugstr_w(szName));
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hres = RegCreateKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hrkey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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/* Create clsidDMO key under MediaObjects */
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hres = RegCreateKeyExW(hrkey, GUIDToString(szguid, clsidDMO), 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hkey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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/* Set default Name value */
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hres = RegSetValueExW(hkey, NULL, 0, REG_SZ, (const BYTE*) szName,
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(strlenW(szName) + 1) * sizeof(WCHAR));
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/* Set InputTypes */
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hres = write_types(hkey, szDMOInputType, pInTypes, cInTypes);
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/* Set OutputTypes */
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hres = write_types(hkey, szDMOOutputType, pOutTypes, cOutTypes);
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if (dwFlags & DMO_REGISTERF_IS_KEYED)
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{
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/* Create Keyed key */
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hres = RegCreateKeyExW(hkey, szDMOKeyed, 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hckey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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RegCloseKey(hckey);
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}
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/* Register the category */
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hres = RegCreateKeyExW(hrkey, szDMOCategories, 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hckey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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RegCloseKey(hkey);
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hres = RegCreateKeyExW(hckey, GUIDToString(szguid, guidCategory), 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hkey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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hres = RegCreateKeyExW(hkey, GUIDToString(szguid, clsidDMO), 0, NULL,
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hclskey, NULL);
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if (ERROR_SUCCESS != hres)
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goto lend;
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lend:
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if (hkey)
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RegCloseKey(hkey);
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if (hckey)
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RegCloseKey(hckey);
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if (hclskey)
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RegCloseKey(hclskey);
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if (hrkey)
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RegCloseKey(hrkey);
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TRACE(" hresult=0x%08x\n", hres);
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return hres;
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}
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/***************************************************************
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* DMOUnregister (MSDMO.@)
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*
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* Unregister a DirectX Media Object.
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*/
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HRESULT WINAPI DMOUnregister(REFCLSID clsidDMO, REFGUID guidCategory)
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{
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HRESULT hres;
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WCHAR szguid[64];
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HKEY hrkey = 0;
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HKEY hckey = 0;
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GUIDToString(szguid, clsidDMO);
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TRACE("%s %p\n", debugstr_w(szguid), guidCategory);
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hres = RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0, KEY_WRITE, &hrkey);
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if (ERROR_SUCCESS != hres)
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goto lend;
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hres = RegDeleteKeyW(hrkey, szguid);
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if (ERROR_SUCCESS != hres)
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goto lend;
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hres = RegOpenKeyExW(hrkey, szDMOCategories, 0, KEY_WRITE, &hckey);
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if (ERROR_SUCCESS != hres)
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goto lend;
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hres = RegDeleteKeyW(hckey, szguid);
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if (ERROR_SUCCESS != hres)
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goto lend;
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lend:
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if (hckey)
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RegCloseKey(hckey);
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if (hrkey)
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RegCloseKey(hrkey);
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return hres;
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}
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/***************************************************************
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* DMOGetName (MSDMO.@)
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*
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* Get DMP Name from the registry
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*/
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HRESULT WINAPI DMOGetName(REFCLSID clsidDMO, WCHAR szName[])
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{
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WCHAR szguid[64];
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HRESULT hres;
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HKEY hrkey = 0;
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HKEY hkey = 0;
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static const INT max_name_len = 80;
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DWORD count;
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TRACE("%s\n", debugstr_guid(clsidDMO));
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hres = RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey,
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0, KEY_READ, &hrkey);
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if (ERROR_SUCCESS != hres)
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goto lend;
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|
|
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hres = RegOpenKeyExW(hrkey, GUIDToString(szguid, clsidDMO),
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0, KEY_READ, &hkey);
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if (ERROR_SUCCESS != hres)
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goto lend;
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count = max_name_len * sizeof(WCHAR);
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hres = RegQueryValueExW(hkey, NULL, NULL, NULL,
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(LPBYTE) szName, &count);
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TRACE(" szName=%s\n", debugstr_w(szName));
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lend:
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if (hkey)
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RegCloseKey(hrkey);
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if (hkey)
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RegCloseKey(hkey);
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return hres;
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}
|
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|
|
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/**************************************************************************
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* IEnumDMOImpl_Destructor
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*/
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static BOOL IEnumDMOImpl_Destructor(IEnumDMOImpl* This)
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{
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TRACE("%p\n", This);
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if (This->hkey)
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RegCloseKey(This->hkey);
|
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|
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HeapFree(GetProcessHeap(), 0, This->pInTypes);
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HeapFree(GetProcessHeap(), 0, This->pOutTypes);
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return TRUE;
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}
|
|
|
|
|
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/**************************************************************************
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|
* IEnumDMO_Constructor
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*/
|
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static IEnumDMO * IEnumDMO_Constructor(
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REFGUID guidCategory,
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DWORD dwFlags,
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DWORD cInTypes,
|
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const DMO_PARTIAL_MEDIATYPE *pInTypes,
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DWORD cOutTypes,
|
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const DMO_PARTIAL_MEDIATYPE *pOutTypes)
|
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{
|
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UINT size;
|
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IEnumDMOImpl* lpedmo;
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BOOL ret = FALSE;
|
|
|
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lpedmo = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IEnumDMOImpl));
|
|
|
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if (lpedmo)
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{
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lpedmo->ref = 1;
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lpedmo->IEnumDMO_iface.lpVtbl = &edmovt;
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lpedmo->index = -1;
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lpedmo->guidCategory = guidCategory;
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lpedmo->dwFlags = dwFlags;
|
|
|
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if (cInTypes > 0)
|
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{
|
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size = cInTypes * sizeof(DMO_PARTIAL_MEDIATYPE);
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lpedmo->pInTypes = HeapAlloc(GetProcessHeap(), 0, size);
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if (!lpedmo->pInTypes)
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goto lerr;
|
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memcpy(lpedmo->pInTypes, pInTypes, size);
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lpedmo->cInTypes = cInTypes;
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}
|
|
|
|
if (cOutTypes > 0)
|
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{
|
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size = cOutTypes * sizeof(DMO_PARTIAL_MEDIATYPE);
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lpedmo->pOutTypes = HeapAlloc(GetProcessHeap(), 0, size);
|
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if (!lpedmo->pOutTypes)
|
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goto lerr;
|
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memcpy(lpedmo->pOutTypes, pOutTypes, size);
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lpedmo->cOutTypes = cOutTypes;
|
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}
|
|
|
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/* If not filtering by category enum from media objects root */
|
|
if (IsEqualGUID(guidCategory, &GUID_NULL))
|
|
{
|
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if (ERROR_SUCCESS == RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey,
|
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0, KEY_READ, &lpedmo->hkey))
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ret = TRUE;
|
|
}
|
|
else
|
|
{
|
|
WCHAR szguid[64];
|
|
WCHAR szKey[MAX_PATH];
|
|
|
|
wsprintfW(szKey, szCat3Fmt, szDMORootKey, szDMOCategories,
|
|
GUIDToString(szguid, guidCategory));
|
|
if (ERROR_SUCCESS == RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey,
|
|
0, KEY_READ, &lpedmo->hkey))
|
|
ret = TRUE;
|
|
}
|
|
|
|
lerr:
|
|
if(!ret)
|
|
{
|
|
IEnumDMOImpl_Destructor(lpedmo);
|
|
HeapFree(GetProcessHeap(),0,lpedmo);
|
|
lpedmo = NULL;
|
|
}
|
|
}
|
|
|
|
TRACE("returning %p\n", lpedmo);
|
|
|
|
return (IEnumDMO*)lpedmo;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnAddRef
|
|
*/
|
|
static ULONG WINAPI IEnumDMO_fnAddRef(IEnumDMO * iface)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
return InterlockedIncrement(&This->ref);
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* EnumDMO_QueryInterface
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnQueryInterface(
|
|
IEnumDMO* iface,
|
|
REFIID riid,
|
|
LPVOID *ppvObj)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
*ppvObj = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown))
|
|
*ppvObj = This;
|
|
else if(IsEqualIID(riid, &IID_IEnumDMO))
|
|
*ppvObj = This;
|
|
|
|
if(*ppvObj)
|
|
{
|
|
IEnumDMO_fnAddRef(*ppvObj);
|
|
return S_OK;
|
|
}
|
|
|
|
return E_NOINTERFACE;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnRelease
|
|
*/
|
|
static ULONG WINAPI IEnumDMO_fnRelease(IEnumDMO * iface)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
ULONG refCount = InterlockedDecrement(&This->ref);
|
|
|
|
if (!refCount)
|
|
{
|
|
IEnumDMOImpl_Destructor(This);
|
|
HeapFree(GetProcessHeap(),0,This);
|
|
}
|
|
return refCount;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnNext
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnNext(
|
|
IEnumDMO * iface,
|
|
DWORD cItemsToFetch,
|
|
CLSID * pCLSID,
|
|
WCHAR ** Names,
|
|
DWORD * pcItemsFetched)
|
|
{
|
|
FILETIME ft;
|
|
HKEY hkey;
|
|
WCHAR szNextKey[MAX_PATH];
|
|
WCHAR szGuidKey[64];
|
|
WCHAR szKey[MAX_PATH];
|
|
WCHAR szValue[MAX_PATH];
|
|
DWORD len;
|
|
UINT count = 0;
|
|
HRESULT hres = S_OK;
|
|
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
TRACE("--> (%p) %d %p %p %p\n", iface, cItemsToFetch, pCLSID, Names, pcItemsFetched);
|
|
|
|
if (!pCLSID || !Names || !pcItemsFetched)
|
|
return E_POINTER;
|
|
|
|
while (count < cItemsToFetch)
|
|
{
|
|
This->index++;
|
|
|
|
len = MAX_PATH;
|
|
hres = RegEnumKeyExW(This->hkey, This->index, szNextKey, &len, NULL, NULL, NULL, &ft);
|
|
if (hres != ERROR_SUCCESS)
|
|
break;
|
|
|
|
TRACE("found %s\n", debugstr_w(szNextKey));
|
|
|
|
if (!(This->dwFlags & DMO_ENUMF_INCLUDE_KEYED))
|
|
{
|
|
wsprintfW(szKey, szCat3Fmt, szDMORootKey, szNextKey, szDMOKeyed);
|
|
hres = RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey, 0, KEY_READ, &hkey);
|
|
if (ERROR_SUCCESS == hres)
|
|
{
|
|
RegCloseKey(hkey);
|
|
/* Skip Keyed entries */
|
|
continue;
|
|
}
|
|
}
|
|
|
|
wsprintfW(szKey, szCat2Fmt, szDMORootKey, szNextKey);
|
|
hres = RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey, 0, KEY_READ, &hkey);
|
|
|
|
if (This->pInTypes)
|
|
{
|
|
UINT i, j;
|
|
DWORD cInTypes;
|
|
DMO_PARTIAL_MEDIATYPE* pInTypes;
|
|
|
|
hres = read_types(hkey, szDMOInputType, &cInTypes,
|
|
sizeof(szValue)/sizeof(DMO_PARTIAL_MEDIATYPE),
|
|
(DMO_PARTIAL_MEDIATYPE*)szValue);
|
|
|
|
if (ERROR_SUCCESS != hres)
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
|
|
pInTypes = (DMO_PARTIAL_MEDIATYPE*) szValue;
|
|
|
|
for (i = 0; i < This->cInTypes; i++)
|
|
{
|
|
for (j = 0; j < cInTypes; j++)
|
|
{
|
|
if (IsMediaTypeEqual(&pInTypes[j], &This->pInTypes[i]))
|
|
break;
|
|
}
|
|
|
|
if (j >= cInTypes)
|
|
break;
|
|
}
|
|
|
|
if (i < This->cInTypes)
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (This->pOutTypes)
|
|
{
|
|
UINT i, j;
|
|
DWORD cOutTypes;
|
|
DMO_PARTIAL_MEDIATYPE* pOutTypes;
|
|
|
|
hres = read_types(hkey, szDMOOutputType, &cOutTypes,
|
|
sizeof(szValue)/sizeof(DMO_PARTIAL_MEDIATYPE),
|
|
(DMO_PARTIAL_MEDIATYPE*)szValue);
|
|
|
|
if (ERROR_SUCCESS != hres)
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
|
|
pOutTypes = (DMO_PARTIAL_MEDIATYPE*) szValue;
|
|
|
|
for (i = 0; i < This->cOutTypes; i++)
|
|
{
|
|
for (j = 0; j < cOutTypes; j++)
|
|
{
|
|
if (IsMediaTypeEqual(&pOutTypes[j], &This->pOutTypes[i]))
|
|
break;
|
|
}
|
|
|
|
if (j >= cOutTypes)
|
|
break;
|
|
}
|
|
|
|
if (i < This->cOutTypes)
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
/* Media object wasn't filtered so add it to return list */
|
|
Names[count] = NULL;
|
|
len = MAX_PATH * sizeof(WCHAR);
|
|
hres = RegQueryValueExW(hkey, NULL, NULL, NULL, (LPBYTE) szValue, &len);
|
|
if (ERROR_SUCCESS == hres)
|
|
{
|
|
Names[count] = HeapAlloc(GetProcessHeap(), 0, strlenW(szValue) + 1);
|
|
if (Names[count])
|
|
strcmpW(Names[count], szValue);
|
|
}
|
|
wsprintfW(szGuidKey,szToGuidFmt,szNextKey);
|
|
CLSIDFromString(szGuidKey, &pCLSID[count]);
|
|
|
|
TRACE("found match %s %s\n", debugstr_w(szValue), debugstr_w(szNextKey));
|
|
RegCloseKey(hkey);
|
|
count++;
|
|
}
|
|
|
|
*pcItemsFetched = count;
|
|
if (*pcItemsFetched < cItemsToFetch)
|
|
hres = S_FALSE;
|
|
|
|
TRACE("<-- %i found\n",count);
|
|
return hres;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnSkip
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnSkip(IEnumDMO * iface, DWORD cItemsToSkip)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
This->index += cItemsToSkip;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnReset
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnReset(IEnumDMO * iface)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
This->index = -1;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnClone
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnClone(IEnumDMO * iface, IEnumDMO **ppEnum)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
FIXME("(%p)->() to (%p)->() E_NOTIMPL\n", This, ppEnum);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
|
|
/***************************************************************
|
|
* DMOEnum (MSDMO.@)
|
|
*
|
|
* Enumerate DirectX Media Objects in the registry.
|
|
*/
|
|
HRESULT WINAPI DMOEnum(
|
|
REFGUID guidCategory,
|
|
DWORD dwFlags,
|
|
DWORD cInTypes,
|
|
const DMO_PARTIAL_MEDIATYPE *pInTypes,
|
|
DWORD cOutTypes,
|
|
const DMO_PARTIAL_MEDIATYPE *pOutTypes,
|
|
IEnumDMO **ppEnum)
|
|
{
|
|
HRESULT hres = E_FAIL;
|
|
|
|
TRACE("guidCategory=%p dwFlags=0x%08x cInTypes=%d cOutTypes=%d\n",
|
|
guidCategory, dwFlags, cInTypes, cOutTypes);
|
|
|
|
*ppEnum = IEnumDMO_Constructor(guidCategory, dwFlags, cInTypes,
|
|
pInTypes, cOutTypes, pOutTypes);
|
|
if (*ppEnum)
|
|
hres = S_OK;
|
|
|
|
return hres;
|
|
}
|
|
|
|
|
|
static const IEnumDMOVtbl edmovt =
|
|
{
|
|
IEnumDMO_fnQueryInterface,
|
|
IEnumDMO_fnAddRef,
|
|
IEnumDMO_fnRelease,
|
|
IEnumDMO_fnNext,
|
|
IEnumDMO_fnSkip,
|
|
IEnumDMO_fnReset,
|
|
IEnumDMO_fnClone,
|
|
};
|
|
|
|
|
|
HRESULT read_types(HKEY root, LPCWSTR key, ULONG *supplied, ULONG requested, DMO_PARTIAL_MEDIATYPE* types )
|
|
{
|
|
HRESULT ret = S_OK;
|
|
if (MSDMO_MAJOR_VERSION > 5)
|
|
{
|
|
DWORD len;
|
|
len = requested * sizeof(DMO_PARTIAL_MEDIATYPE);
|
|
ret = RegQueryValueExW(root, key, NULL, NULL, (LPBYTE) types, &len);
|
|
*supplied = len / sizeof(DMO_PARTIAL_MEDIATYPE);
|
|
}
|
|
else
|
|
{
|
|
HKEY hkey;
|
|
WCHAR szGuidKey[64];
|
|
|
|
*supplied = 0;
|
|
if (ERROR_SUCCESS == RegOpenKeyExW(root, key, 0, KEY_READ, &hkey))
|
|
{
|
|
int index = 0;
|
|
WCHAR szNextKey[MAX_PATH];
|
|
DWORD len;
|
|
LONG rc = ERROR_SUCCESS;
|
|
|
|
while (rc == ERROR_SUCCESS)
|
|
{
|
|
len = MAX_PATH;
|
|
rc = RegEnumKeyExW(hkey, index, szNextKey, &len, NULL, NULL, NULL, NULL);
|
|
if (rc == ERROR_SUCCESS)
|
|
{
|
|
HKEY subk;
|
|
int sub_index = 0;
|
|
LONG rcs = ERROR_SUCCESS;
|
|
WCHAR szSubKey[MAX_PATH];
|
|
|
|
RegOpenKeyExW(hkey, szNextKey, 0, KEY_READ, &subk);
|
|
while (rcs == ERROR_SUCCESS)
|
|
{
|
|
len = MAX_PATH;
|
|
rcs = RegEnumKeyExW(subk, sub_index, szSubKey, &len, NULL, NULL, NULL, NULL);
|
|
if (rcs == ERROR_SUCCESS)
|
|
{
|
|
if (*supplied >= requested)
|
|
{
|
|
/* Bailing */
|
|
ret = S_FALSE;
|
|
rc = ERROR_MORE_DATA;
|
|
rcs = ERROR_MORE_DATA;
|
|
break;
|
|
}
|
|
|
|
wsprintfW(szGuidKey,szToGuidFmt,szNextKey);
|
|
CLSIDFromString(szGuidKey, &types[*supplied].type);
|
|
wsprintfW(szGuidKey,szToGuidFmt,szSubKey);
|
|
CLSIDFromString(szGuidKey, &types[*supplied].subtype);
|
|
TRACE("Adding type %s subtype %s at index %i\n",
|
|
debugstr_guid(&types[*supplied].type),
|
|
debugstr_guid(&types[*supplied].subtype),
|
|
*supplied);
|
|
(*supplied)++;
|
|
}
|
|
sub_index++;
|
|
}
|
|
index++;
|
|
}
|
|
}
|
|
RegCloseKey(hkey);
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/***************************************************************
|
|
* DMOGetTypes (MSDMO.@)
|
|
*/
|
|
HRESULT WINAPI DMOGetTypes(REFCLSID clsidDMO,
|
|
ULONG ulInputTypesRequested,
|
|
ULONG* pulInputTypesSupplied,
|
|
DMO_PARTIAL_MEDIATYPE* pInputTypes,
|
|
ULONG ulOutputTypesRequested,
|
|
ULONG* pulOutputTypesSupplied,
|
|
DMO_PARTIAL_MEDIATYPE* pOutputTypes)
|
|
{
|
|
HKEY root,hkey;
|
|
HRESULT ret = S_OK;
|
|
WCHAR szguid[64];
|
|
|
|
TRACE ("(%s,%u,%p,%p,%u,%p,%p),stub!\n", debugstr_guid(clsidDMO),
|
|
ulInputTypesRequested, pulInputTypesSupplied, pInputTypes,
|
|
ulOutputTypesRequested, pulOutputTypesSupplied, pOutputTypes);
|
|
|
|
if (ERROR_SUCCESS != RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0,
|
|
KEY_READ, &root))
|
|
return E_FAIL;
|
|
|
|
if (ERROR_SUCCESS != RegOpenKeyExW(root,GUIDToString(szguid,clsidDMO) , 0,
|
|
KEY_READ, &hkey))
|
|
{
|
|
RegCloseKey(root);
|
|
return E_FAIL;
|
|
}
|
|
|
|
if (ulInputTypesRequested > 0)
|
|
{
|
|
ret = read_types(hkey, szDMOInputType, pulInputTypesSupplied, ulInputTypesRequested, pInputTypes );
|
|
}
|
|
else
|
|
*pulInputTypesSupplied = 0;
|
|
|
|
if (ulOutputTypesRequested > 0)
|
|
{
|
|
HRESULT ret2;
|
|
ret2 = read_types(hkey, szDMOOutputType, pulOutputTypesSupplied, ulOutputTypesRequested, pOutputTypes );
|
|
|
|
if (ret == S_OK)
|
|
ret = ret2;
|
|
}
|
|
else
|
|
*pulOutputTypesSupplied = 0;
|
|
|
|
return ret;
|
|
}
|