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479 lines
16 KiB
C
479 lines
16 KiB
C
/*
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* ICreateDevEnum implementation for DEVENUM.dll
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*
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* Copyright (C) 2002 Robert Shearman
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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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* NOTES ON THIS FILE:
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* - Implements ICreateDevEnum interface which creates an IEnumMoniker
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* implementation
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* - Also creates the special registry keys created at run-time
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*/
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#define NONAMELESSSTRUCT
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#define NONAMELESSUNION
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#include "devenum_private.h"
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#include "vfw.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#include "mmddk.h"
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WINE_DEFAULT_DEBUG_CHANNEL(devenum);
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extern HINSTANCE DEVENUM_hInstance;
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const WCHAR wszInstanceKeyName[] ={'I','n','s','t','a','n','c','e',0};
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static const WCHAR wszRegSeparator[] = {'\\', 0 };
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static const WCHAR wszActiveMovieKey[] = {'S','o','f','t','w','a','r','e','\\',
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'M','i','c','r','o','s','o','f','t','\\',
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'A','c','t','i','v','e','M','o','v','i','e','\\',
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'd','e','v','e','n','u','m','\\',0};
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static ULONG WINAPI DEVENUM_ICreateDevEnum_AddRef(ICreateDevEnum * iface);
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static HRESULT DEVENUM_CreateSpecialCategories(void);
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/**********************************************************************
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* DEVENUM_ICreateDevEnum_QueryInterface (also IUnknown)
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*/
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static HRESULT WINAPI DEVENUM_ICreateDevEnum_QueryInterface(
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ICreateDevEnum * iface,
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REFIID riid,
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LPVOID *ppvObj)
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{
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TRACE("\n\tIID:\t%s\n",debugstr_guid(riid));
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if (ppvObj == NULL) return E_POINTER;
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if (IsEqualGUID(riid, &IID_IUnknown) ||
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IsEqualGUID(riid, &IID_ICreateDevEnum))
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{
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*ppvObj = (LPVOID)iface;
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DEVENUM_ICreateDevEnum_AddRef(iface);
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return S_OK;
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}
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FIXME("- no interface\n\tIID:\t%s\n", debugstr_guid(riid));
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return E_NOINTERFACE;
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}
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/**********************************************************************
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* DEVENUM_ICreateDevEnum_AddRef (also IUnknown)
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*/
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static ULONG WINAPI DEVENUM_ICreateDevEnum_AddRef(ICreateDevEnum * iface)
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{
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TRACE("\n");
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DEVENUM_LockModule();
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return 2; /* non-heap based object */
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}
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/**********************************************************************
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* DEVENUM_ICreateDevEnum_Release (also IUnknown)
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*/
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static ULONG WINAPI DEVENUM_ICreateDevEnum_Release(ICreateDevEnum * iface)
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{
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TRACE("\n");
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DEVENUM_UnlockModule();
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return 1; /* non-heap based object */
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}
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/**********************************************************************
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* DEVENUM_ICreateDevEnum_CreateClassEnumerator
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*/
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HRESULT WINAPI DEVENUM_ICreateDevEnum_CreateClassEnumerator(
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ICreateDevEnum * iface,
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REFCLSID clsidDeviceClass,
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IEnumMoniker **ppEnumMoniker,
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DWORD dwFlags)
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{
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WCHAR wszRegKey[MAX_PATH];
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HKEY hkey;
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HKEY hbasekey;
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CreateDevEnumImpl *This = (CreateDevEnumImpl *)iface;
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TRACE("(%p)->(%s, %p, %x)\n\tDeviceClass:\t%s\n", This, debugstr_guid(clsidDeviceClass), ppEnumMoniker, dwFlags, debugstr_guid(clsidDeviceClass));
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if (!ppEnumMoniker)
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return E_POINTER;
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*ppEnumMoniker = NULL;
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if (IsEqualGUID(clsidDeviceClass, &CLSID_AudioRendererCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_AudioInputDeviceCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_VideoInputDeviceCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_MidiRendererCategory))
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{
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hbasekey = HKEY_CURRENT_USER;
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strcpyW(wszRegKey, wszActiveMovieKey);
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if (!StringFromGUID2(clsidDeviceClass, wszRegKey + strlenW(wszRegKey), MAX_PATH - strlenW(wszRegKey)))
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return E_OUTOFMEMORY;
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}
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else
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{
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hbasekey = HKEY_CLASSES_ROOT;
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strcpyW(wszRegKey, clsid_keyname);
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strcatW(wszRegKey, wszRegSeparator);
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if (!StringFromGUID2(clsidDeviceClass, wszRegKey + CLSID_STR_LEN, MAX_PATH - CLSID_STR_LEN))
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return E_OUTOFMEMORY;
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strcatW(wszRegKey, wszRegSeparator);
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strcatW(wszRegKey, wszInstanceKeyName);
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}
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if (RegOpenKeyW(hbasekey, wszRegKey, &hkey) != ERROR_SUCCESS)
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{
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if (IsEqualGUID(clsidDeviceClass, &CLSID_AudioRendererCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_AudioInputDeviceCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_VideoInputDeviceCategory) ||
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IsEqualGUID(clsidDeviceClass, &CLSID_MidiRendererCategory))
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{
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HRESULT hr = DEVENUM_CreateSpecialCategories();
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if (FAILED(hr))
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return hr;
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if (RegOpenKeyW(hbasekey, wszRegKey, &hkey) != ERROR_SUCCESS)
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{
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ERR("Couldn't open registry key for special device: %s\n",
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debugstr_guid(clsidDeviceClass));
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return S_FALSE;
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}
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}
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else
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{
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FIXME("Category %s not found\n", debugstr_guid(clsidDeviceClass));
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return S_FALSE;
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}
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}
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return DEVENUM_IEnumMoniker_Construct(hkey, ppEnumMoniker);
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}
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/**********************************************************************
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* ICreateDevEnum_Vtbl
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*/
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static const ICreateDevEnumVtbl ICreateDevEnum_Vtbl =
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{
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DEVENUM_ICreateDevEnum_QueryInterface,
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DEVENUM_ICreateDevEnum_AddRef,
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DEVENUM_ICreateDevEnum_Release,
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DEVENUM_ICreateDevEnum_CreateClassEnumerator,
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};
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/**********************************************************************
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* static CreateDevEnum instance
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*/
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CreateDevEnumImpl DEVENUM_CreateDevEnum = { &ICreateDevEnum_Vtbl };
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/**********************************************************************
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* DEVENUM_CreateAMCategoryKey (INTERNAL)
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*
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* Creates a registry key for a category at HKEY_CURRENT_USER\Software\
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* Microsoft\ActiveMovie\devenum\{clsid}
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*/
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static HRESULT DEVENUM_CreateAMCategoryKey(const CLSID * clsidCategory)
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{
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WCHAR wszRegKey[MAX_PATH];
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HRESULT res = S_OK;
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HKEY hkeyDummy = NULL;
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strcpyW(wszRegKey, wszActiveMovieKey);
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if (!StringFromGUID2(clsidCategory, wszRegKey + strlenW(wszRegKey), sizeof(wszRegKey)/sizeof(wszRegKey[0]) - strlenW(wszRegKey)))
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res = E_INVALIDARG;
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if (SUCCEEDED(res))
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{
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LONG lRes = RegCreateKeyW(HKEY_CURRENT_USER, wszRegKey, &hkeyDummy);
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res = HRESULT_FROM_WIN32(lRes);
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}
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if (hkeyDummy)
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RegCloseKey(hkeyDummy);
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if (FAILED(res))
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ERR("Failed to create key HKEY_CURRENT_USER\\%s\n", debugstr_w(wszRegKey));
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return res;
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}
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/**********************************************************************
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* DEVENUM_CreateSpecialCategories (INTERNAL)
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*
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* Creates the keys in the registry for the dynamic categories
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*/
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static HRESULT DEVENUM_CreateSpecialCategories(void)
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{
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HRESULT res;
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WCHAR szDSoundNameFormat[MAX_PATH + 1];
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WCHAR szDSoundName[MAX_PATH + 1];
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DWORD iDefaultDevice = -1;
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UINT numDevs;
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IFilterMapper2 * pMapper = NULL;
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REGFILTER2 rf2;
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REGFILTERPINS2 rfp2;
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rf2.dwVersion = 2;
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rf2.dwMerit = MERIT_PREFERRED;
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rf2.u.s1.cPins2 = 1;
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rf2.u.s1.rgPins2 = &rfp2;
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rfp2.cInstances = 1;
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rfp2.nMediums = 0;
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rfp2.lpMedium = NULL;
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rfp2.clsPinCategory = &IID_NULL;
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if (!LoadStringW(DEVENUM_hInstance, IDS_DEVENUM_DS, szDSoundNameFormat, sizeof(szDSoundNameFormat)/sizeof(szDSoundNameFormat[0])-1))
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{
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ERR("Couldn't get string resource (GetLastError() is %d)\n", GetLastError());
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return HRESULT_FROM_WIN32(GetLastError());
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}
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res = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC,
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&IID_IFilterMapper2, (void **) &pMapper);
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/*
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* Fill in info for devices
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*/
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if (SUCCEEDED(res))
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{
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UINT i;
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WAVEOUTCAPSW wocaps;
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WAVEINCAPSW wicaps;
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MIDIOUTCAPSW mocaps;
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REGPINTYPES * pTypes;
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numDevs = waveOutGetNumDevs();
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res = DEVENUM_CreateAMCategoryKey(&CLSID_AudioRendererCategory);
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if (FAILED(res)) /* can't register any devices in this category */
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numDevs = 0;
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rfp2.dwFlags = REG_PINFLAG_B_RENDERER;
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for (i = 0; i < numDevs; i++)
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{
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if (waveOutGetDevCapsW(i, &wocaps, sizeof(WAVEOUTCAPSW))
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== MMSYSERR_NOERROR)
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{
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IMoniker * pMoniker = NULL;
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rfp2.nMediaTypes = 1;
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pTypes = CoTaskMemAlloc(rfp2.nMediaTypes * sizeof(REGPINTYPES));
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if (!pTypes)
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{
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IFilterMapper2_Release(pMapper);
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return E_OUTOFMEMORY;
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}
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/* FIXME: Native devenum seems to register a lot more types for
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* DSound than we do. Not sure what purpose they serve */
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pTypes[0].clsMajorType = &MEDIATYPE_Audio;
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pTypes[0].clsMinorType = &MEDIASUBTYPE_PCM;
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rfp2.lpMediaType = pTypes;
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res = IFilterMapper2_RegisterFilter(pMapper,
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&CLSID_AudioRender,
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wocaps.szPname,
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&pMoniker,
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&CLSID_AudioRendererCategory,
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wocaps.szPname,
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&rf2);
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/* FIXME: do additional stuff with IMoniker here, depending on what RegisterFilter does */
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if (pMoniker)
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IMoniker_Release(pMoniker);
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wsprintfW(szDSoundName, szDSoundNameFormat, wocaps.szPname);
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res = IFilterMapper2_RegisterFilter(pMapper,
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&CLSID_DSoundRender,
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szDSoundName,
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&pMoniker,
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&CLSID_AudioRendererCategory,
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szDSoundName,
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&rf2);
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/* FIXME: do additional stuff with IMoniker here, depending on what RegisterFilter does */
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if (pMoniker)
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IMoniker_Release(pMoniker);
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if (i == iDefaultDevice)
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{
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FIXME("Default device\n");
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}
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CoTaskMemFree(pTypes);
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}
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}
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numDevs = waveInGetNumDevs();
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res = DEVENUM_CreateAMCategoryKey(&CLSID_AudioInputDeviceCategory);
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if (FAILED(res)) /* can't register any devices in this category */
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numDevs = 0;
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rfp2.dwFlags = REG_PINFLAG_B_OUTPUT;
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for (i = 0; i < numDevs; i++)
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{
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if (waveInGetDevCapsW(i, &wicaps, sizeof(WAVEINCAPSW))
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== MMSYSERR_NOERROR)
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{
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IMoniker * pMoniker = NULL;
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rfp2.nMediaTypes = 1;
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pTypes = CoTaskMemAlloc(rfp2.nMediaTypes * sizeof(REGPINTYPES));
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if (!pTypes)
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{
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IFilterMapper2_Release(pMapper);
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return E_OUTOFMEMORY;
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}
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/* FIXME: Not sure if these are correct */
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pTypes[0].clsMajorType = &MEDIATYPE_Audio;
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pTypes[0].clsMinorType = &MEDIASUBTYPE_PCM;
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rfp2.lpMediaType = pTypes;
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res = IFilterMapper2_RegisterFilter(pMapper,
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&CLSID_AudioRecord,
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wicaps.szPname,
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&pMoniker,
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&CLSID_AudioInputDeviceCategory,
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wicaps.szPname,
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&rf2);
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/* FIXME: do additional stuff with IMoniker here, depending on what RegisterFilter does */
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if (pMoniker)
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IMoniker_Release(pMoniker);
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CoTaskMemFree(pTypes);
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}
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}
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numDevs = midiOutGetNumDevs();
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res = DEVENUM_CreateAMCategoryKey(&CLSID_MidiRendererCategory);
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if (FAILED(res)) /* can't register any devices in this category */
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numDevs = 0;
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rfp2.dwFlags = REG_PINFLAG_B_RENDERER;
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for (i = 0; i < numDevs; i++)
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{
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if (midiOutGetDevCapsW(i, &mocaps, sizeof(MIDIOUTCAPSW))
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== MMSYSERR_NOERROR)
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{
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IMoniker * pMoniker = NULL;
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rfp2.nMediaTypes = 1;
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pTypes = CoTaskMemAlloc(rfp2.nMediaTypes * sizeof(REGPINTYPES));
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if (!pTypes)
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{
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IFilterMapper2_Release(pMapper);
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return E_OUTOFMEMORY;
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}
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/* FIXME: Not sure if these are correct */
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pTypes[0].clsMajorType = &MEDIATYPE_Midi;
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pTypes[0].clsMinorType = &MEDIASUBTYPE_None;
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rfp2.lpMediaType = pTypes;
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res = IFilterMapper2_RegisterFilter(pMapper,
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&CLSID_AVIMIDIRender,
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mocaps.szPname,
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&pMoniker,
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&CLSID_MidiRendererCategory,
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mocaps.szPname,
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&rf2);
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/* FIXME: do additional stuff with IMoniker here, depending on what RegisterFilter does */
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/* Native version sets MidiOutId */
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if (pMoniker)
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IMoniker_Release(pMoniker);
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if (i == iDefaultDevice)
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{
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FIXME("Default device\n");
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}
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CoTaskMemFree(pTypes);
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}
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}
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res = DEVENUM_CreateAMCategoryKey(&CLSID_VideoInputDeviceCategory);
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if (SUCCEEDED(res))
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for (i = 0; i < 10; i++)
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{
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WCHAR szDeviceName[32], szDeviceVersion[32], szDevicePath[10];
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if (capGetDriverDescriptionW ((WORD) i,
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szDeviceName, sizeof(szDeviceName)/sizeof(WCHAR),
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szDeviceVersion, sizeof(szDeviceVersion)/sizeof(WCHAR)))
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{
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IMoniker * pMoniker = NULL;
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IPropertyBag * pPropBag = NULL;
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WCHAR dprintf[] = { 'v','i','d','e','o','%','d',0 };
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snprintfW(szDevicePath, sizeof(szDevicePath)/sizeof(WCHAR), dprintf, i);
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/* The above code prevents 1 device with a different ID overwriting another */
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rfp2.nMediaTypes = 1;
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pTypes = CoTaskMemAlloc(rfp2.nMediaTypes * sizeof(REGPINTYPES));
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if (!pTypes) {
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IFilterMapper2_Release(pMapper);
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return E_OUTOFMEMORY;
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}
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pTypes[0].clsMajorType = &MEDIATYPE_Video;
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pTypes[0].clsMinorType = &MEDIASUBTYPE_None;
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rfp2.lpMediaType = pTypes;
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res = IFilterMapper2_RegisterFilter(pMapper,
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&CLSID_VfwCapture,
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szDeviceName,
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&pMoniker,
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&CLSID_VideoInputDeviceCategory,
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szDevicePath,
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&rf2);
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if (pMoniker) {
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OLECHAR wszVfwIndex[] = { 'V','F','W','I','n','d','e','x',0 };
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VARIANT var;
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V_VT(&var) = VT_I4;
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V_UNION(&var, ulVal) = (ULONG)i;
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res = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (LPVOID)&pPropBag);
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if (SUCCEEDED(res))
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res = IPropertyBag_Write(pPropBag, wszVfwIndex, &var);
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IMoniker_Release(pMoniker);
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}
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if (i == iDefaultDevice) FIXME("Default device\n");
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CoTaskMemFree(pTypes);
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}
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}
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}
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if (pMapper)
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IFilterMapper2_Release(pMapper);
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return res;
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}
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