886 lines
24 KiB
C
886 lines
24 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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#define COBJMACROS
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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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GUID category;
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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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LONG ret;
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if (MSDMO_MAJOR_VERSION > 5)
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{
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ret = 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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ret = RegCreateKeyExW(hkey, name, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_WRITE, NULL, &skey1, NULL);
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if (ret)
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return HRESULT_FROM_WIN32(ret);
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while (index < count)
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{
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GUIDToString(szGuidKey,&types[index].type);
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ret = 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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ret = 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 HRESULT_FROM_WIN32(ret);
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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 %s %s\n", debugstr_w(szName), debugstr_guid(clsidDMO), debugstr_guid(guidCategory));
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if (IsEqualGUID(guidCategory, &GUID_NULL))
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return E_INVALIDARG;
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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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static HRESULT unregister_dmo_from_category(const WCHAR *dmoW, const WCHAR *catW, HKEY categories)
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{
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HKEY catkey;
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LONG ret;
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ret = RegOpenKeyExW(categories, catW, 0, KEY_WRITE, &catkey);
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if (!ret)
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{
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ret = RegDeleteKeyW(catkey, dmoW);
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RegCloseKey(catkey);
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}
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return !ret ? S_OK : S_FALSE;
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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 dmo, REFGUID category)
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{
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HKEY rootkey = 0, categorieskey = 0;
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WCHAR dmoW[64], catW[64];
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HRESULT hr = S_FALSE;
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LONG ret;
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TRACE("%s %s\n", debugstr_guid(dmo), debugstr_guid(category));
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ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0, KEY_WRITE, &rootkey);
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if (ret)
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return S_FALSE;
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GUIDToString(dmoW, dmo);
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RegDeleteKeyW(rootkey, dmoW);
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/* open 'Categories' */
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ret = RegOpenKeyExW(rootkey, szDMOCategories, 0, KEY_WRITE|KEY_ENUMERATE_SUB_KEYS, &categorieskey);
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RegCloseKey(rootkey);
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if (ret)
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{
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hr = HRESULT_FROM_WIN32(ret);
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goto lend;
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}
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/* remove from all categories */
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if (IsEqualGUID(category, &GUID_NULL))
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{
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DWORD index = 0, len = sizeof(catW)/sizeof(WCHAR);
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while (!RegEnumKeyExW(categorieskey, index++, catW, &len, NULL, NULL, NULL, NULL))
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hr = unregister_dmo_from_category(dmoW, catW, categorieskey);
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}
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else
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{
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GUIDToString(catW, category);
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hr = unregister_dmo_from_category(dmoW, catW, categorieskey);
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}
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lend:
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if (categorieskey)
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RegCloseKey(categorieskey);
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return hr;
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}
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/***************************************************************
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* DMOGetName (MSDMO.@)
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*
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* Get DMO Name from the registry
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*/
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HRESULT WINAPI DMOGetName(REFCLSID clsidDMO, WCHAR name[])
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{
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static const INT max_name_len = 80*sizeof(WCHAR);
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DWORD count = max_name_len;
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WCHAR szguid[64];
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HKEY hrkey, hkey;
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LONG ret;
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TRACE("%s %p\n", debugstr_guid(clsidDMO), name);
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if (RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0, KEY_READ, &hrkey))
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return E_FAIL;
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ret = RegOpenKeyExW(hrkey, GUIDToString(szguid, clsidDMO), 0, KEY_READ, &hkey);
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RegCloseKey(hrkey);
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if (ret)
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return E_FAIL;
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ret = RegQueryValueExW(hkey, NULL, NULL, NULL, (LPBYTE)name, &count);
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RegCloseKey(hkey);
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if (!ret && count > 1)
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{
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TRACE("name=%s\n", debugstr_w(name));
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return S_OK;
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}
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name[0] = 0;
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return S_FALSE;
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}
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static HRESULT dup_partial_mediatype(const DMO_PARTIAL_MEDIATYPE *types, DWORD count, DMO_PARTIAL_MEDIATYPE **ret)
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{
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*ret = NULL;
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if (count == 0)
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return S_OK;
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*ret = HeapAlloc(GetProcessHeap(), 0, count*sizeof(*types));
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if (!*ret)
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return E_OUTOFMEMORY;
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memcpy(*ret, types, count*sizeof(*types));
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return S_OK;
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}
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/**************************************************************************
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* IEnumDMO_Constructor
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*/
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static HRESULT 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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IEnumDMO **obj)
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{
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IEnumDMOImpl* lpedmo;
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HRESULT hr;
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LONG ret;
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*obj = NULL;
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lpedmo = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IEnumDMOImpl));
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if (!lpedmo)
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return E_OUTOFMEMORY;
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lpedmo->IEnumDMO_iface.lpVtbl = &edmovt;
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lpedmo->ref = 1;
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lpedmo->index = -1;
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lpedmo->category = *guidCategory;
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lpedmo->dwFlags = dwFlags;
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lpedmo->cInTypes = cInTypes;
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lpedmo->cOutTypes = cOutTypes;
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hr = dup_partial_mediatype(pInTypes, cInTypes, &lpedmo->pInTypes);
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if (FAILED(hr))
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goto lerr;
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hr = dup_partial_mediatype(pOutTypes, cOutTypes, &lpedmo->pOutTypes);
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if (FAILED(hr))
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goto lerr;
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/* If not filtering by category enum from media objects root */
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if (IsEqualGUID(guidCategory, &GUID_NULL))
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{
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if ((ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, szDMORootKey, 0, KEY_READ, &lpedmo->hkey)))
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hr = HRESULT_FROM_WIN32(ret);
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}
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else
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{
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WCHAR szguid[64];
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WCHAR szKey[MAX_PATH];
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wsprintfW(szKey, szCat3Fmt, szDMORootKey, szDMOCategories, GUIDToString(szguid, guidCategory));
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if ((ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey, 0, KEY_READ, &lpedmo->hkey)))
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hr = HRESULT_FROM_WIN32(ret);
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}
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lerr:
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if (FAILED(hr))
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IEnumDMO_Release(&lpedmo->IEnumDMO_iface);
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else
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{
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TRACE("returning %p\n", lpedmo);
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*obj = &lpedmo->IEnumDMO_iface;
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}
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return hr;
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}
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/******************************************************************************
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* IEnumDMO_fnAddRef
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*/
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static ULONG WINAPI IEnumDMO_fnAddRef(IEnumDMO * iface)
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{
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IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
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ULONG refCount = InterlockedIncrement(&This->ref);
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TRACE("(%p)->(%d)\n", This, refCount);
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return refCount;
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}
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/**************************************************************************
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* EnumDMO_QueryInterface
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*/
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static HRESULT WINAPI IEnumDMO_fnQueryInterface(IEnumDMO* iface, REFIID riid, void **ppvObj)
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{
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IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
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TRACE("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppvObj);
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*ppvObj = NULL;
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if (IsEqualIID(riid, &IID_IEnumDMO) ||
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IsEqualIID(riid, &IID_IUnknown))
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{
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*ppvObj = iface;
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IEnumDMO_AddRef(iface);
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}
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return *ppvObj ? S_OK : E_NOINTERFACE;
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}
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/******************************************************************************
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* IEnumDMO_fnRelease
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*/
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static ULONG WINAPI IEnumDMO_fnRelease(IEnumDMO * iface)
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{
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IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
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ULONG refCount = InterlockedDecrement(&This->ref);
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TRACE("(%p)->(%d)\n", This, refCount);
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if (!refCount)
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{
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if (This->hkey)
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RegCloseKey(This->hkey);
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HeapFree(GetProcessHeap(), 0, This->pInTypes);
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HeapFree(GetProcessHeap(), 0, This->pOutTypes);
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HeapFree(GetProcessHeap(), 0, This);
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}
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return refCount;
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}
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/******************************************************************************
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* IEnumDMO_fnNext
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*/
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static HRESULT WINAPI IEnumDMO_fnNext(
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IEnumDMO * iface,
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DWORD cItemsToFetch,
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CLSID * pCLSID,
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WCHAR ** Names,
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DWORD * pcItemsFetched)
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{
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HKEY hkey;
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WCHAR szNextKey[MAX_PATH];
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WCHAR szGuidKey[64];
|
|
WCHAR szKey[MAX_PATH];
|
|
WCHAR szValue[MAX_PATH];
|
|
DWORD len;
|
|
UINT count = 0;
|
|
HRESULT hres = S_OK;
|
|
LONG ret;
|
|
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
TRACE("(%p)->(%d %p %p %p)\n", This, cItemsToFetch, pCLSID, Names, pcItemsFetched);
|
|
|
|
if (!pCLSID || !Names || !pcItemsFetched)
|
|
return E_POINTER;
|
|
|
|
while (count < cItemsToFetch)
|
|
{
|
|
This->index++;
|
|
|
|
len = MAX_PATH;
|
|
ret = RegEnumKeyExW(This->hkey, This->index, szNextKey, &len, NULL, NULL, NULL, NULL);
|
|
if (ret != ERROR_SUCCESS)
|
|
{
|
|
hres = HRESULT_FROM_WIN32(ret);
|
|
break;
|
|
}
|
|
|
|
TRACE("found %s\n", debugstr_w(szNextKey));
|
|
|
|
if (!(This->dwFlags & DMO_ENUMF_INCLUDE_KEYED))
|
|
{
|
|
wsprintfW(szKey, szCat3Fmt, szDMORootKey, szNextKey, szDMOKeyed);
|
|
ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey, 0, KEY_READ, &hkey);
|
|
if (ERROR_SUCCESS == ret)
|
|
{
|
|
RegCloseKey(hkey);
|
|
/* Skip Keyed entries */
|
|
continue;
|
|
}
|
|
}
|
|
|
|
wsprintfW(szKey, szCat2Fmt, szDMORootKey, szNextKey);
|
|
ret = RegOpenKeyExW(HKEY_CLASSES_ROOT, szKey, 0, KEY_READ, &hkey);
|
|
TRACE("testing %s\n", debugstr_w(szKey));
|
|
|
|
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 (FAILED(hres))
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
|
|
pInTypes = (DMO_PARTIAL_MEDIATYPE*) szValue;
|
|
|
|
TRACE("read %d intypes for %s:\n", cInTypes, debugstr_w(szKey));
|
|
for (i = 0; i < cInTypes; i++) {
|
|
TRACE("intype %d: type %s, subtype %s\n", i, debugstr_guid(&pInTypes[i].type),
|
|
debugstr_guid(&pInTypes[i].subtype));
|
|
}
|
|
|
|
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 (FAILED(hres))
|
|
{
|
|
RegCloseKey(hkey);
|
|
continue;
|
|
}
|
|
|
|
pOutTypes = (DMO_PARTIAL_MEDIATYPE*) szValue;
|
|
|
|
TRACE("read %d outtypes for %s:\n", cOutTypes, debugstr_w(szKey));
|
|
for (i = 0; i < cOutTypes; i++) {
|
|
TRACE("outtype %d: type %s, subtype %s\n", i, debugstr_guid(&pOutTypes[i].type),
|
|
debugstr_guid(&pOutTypes[i].subtype));
|
|
}
|
|
|
|
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);
|
|
ret = RegQueryValueExW(hkey, NULL, NULL, NULL, (LPBYTE)szValue, &len);
|
|
if (ERROR_SUCCESS == ret)
|
|
{
|
|
Names[count] = CoTaskMemAlloc((strlenW(szValue) + 1) * sizeof(WCHAR));
|
|
if (Names[count])
|
|
strcpyW(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);
|
|
|
|
TRACE("(%p)->(%d)\n", This, cItemsToSkip);
|
|
This->index += cItemsToSkip;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnReset
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnReset(IEnumDMO * iface)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
|
|
TRACE("(%p)\n", This);
|
|
This->index = -1;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* IEnumDMO_fnClone
|
|
*/
|
|
static HRESULT WINAPI IEnumDMO_fnClone(IEnumDMO *iface, IEnumDMO **ppEnum)
|
|
{
|
|
IEnumDMOImpl *This = impl_from_IEnumDMO(iface);
|
|
TRACE("(%p)->(%p)\n", This, ppEnum);
|
|
return IEnumDMO_Constructor(&This->category, This->dwFlags, This->cInTypes, This->pInTypes,
|
|
This->cOutTypes, This->pOutTypes, ppEnum);
|
|
}
|
|
|
|
|
|
/***************************************************************
|
|
* DMOEnum (MSDMO.@)
|
|
*
|
|
* Enumerate DirectX Media Objects in the registry.
|
|
*/
|
|
HRESULT WINAPI DMOEnum(
|
|
REFGUID category,
|
|
DWORD flags,
|
|
DWORD cInTypes,
|
|
const DMO_PARTIAL_MEDIATYPE *pInTypes,
|
|
DWORD cOutTypes,
|
|
const DMO_PARTIAL_MEDIATYPE *pOutTypes,
|
|
IEnumDMO **ppEnum)
|
|
{
|
|
TRACE("%s 0x%08x %d %p %d %p %p\n", debugstr_guid(category), flags, cInTypes, pInTypes,
|
|
cOutTypes, pOutTypes, ppEnum);
|
|
|
|
if (TRACE_ON(msdmo))
|
|
{
|
|
DWORD i;
|
|
if (cInTypes)
|
|
{
|
|
for (i = 0; i < cInTypes; i++)
|
|
TRACE("intype %d - type %s, subtype %s\n", i, debugstr_guid(&pInTypes[i].type),
|
|
debugstr_guid(&pInTypes[i].subtype));
|
|
}
|
|
|
|
if (cOutTypes) {
|
|
for (i = 0; i < cOutTypes; i++)
|
|
TRACE("outtype %d - type %s, subtype %s\n", i, debugstr_guid(&pOutTypes[i].type),
|
|
debugstr_guid(&pOutTypes[i].subtype));
|
|
}
|
|
}
|
|
|
|
return IEnumDMO_Constructor(category, flags, cInTypes,
|
|
pInTypes, cOutTypes, pOutTypes, ppEnum);
|
|
}
|
|
|
|
|
|
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;
|
|
LONG rc;
|
|
|
|
len = requested * sizeof(DMO_PARTIAL_MEDIATYPE);
|
|
rc = RegQueryValueExW(root, key, NULL, NULL, (LPBYTE) types, &len);
|
|
ret = HRESULT_FROM_WIN32(rc);
|
|
|
|
*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)\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;
|
|
}
|