dlls/quartz/regsvr.c

   1 /*
   2  *      self-registerable dll functions for quartz.dll
   3  *
   4  * Copyright (C) 2003 John K. Hohm
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define NONAMELESSUNION
  22 #define NONAMELESSSTRUCT
  23 #define COBJMACROS
  24 #include <stdarg.h>
  25 #include <string.h>
  26
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "winuser.h"
  31 #include "winreg.h"
  32 #include "winerror.h"
  33
  34 #include "ole2.h"
  35 #include "uuids.h"
  36 #include "strmif.h"
  37
  38 #include "wine/debug.h"
  39
  40 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
  41
  42 /*
  43  * Near the bottom of this file are the exported DllRegisterServer and
  44  * DllUnregisterServer, which make all this worthwhile.
  45  */
  46
  47 struct mediatype
  48 {
  49     CLSID const *majortype;     /* NULL for end of list */
  50     CLSID const *subtype;
  51     DWORD fourcc;
  52 };
  53
  54 struct pin
  55 {
  56     DWORD flags;                /* 0xFFFFFFFF for end of list */
  57     struct mediatype mediatypes[11];
  58 };
  59
  60 struct regsvr_filter
  61 {
  62     CLSID const *clsid;         /* NULL for end of list */
  63     CLSID const *category;
  64     WCHAR name[50];
  65     DWORD merit;
  66     struct pin pins[11];
  67 };
  68
  69 /***********************************************************************
  70  *              register_filters
  71  */
  72 static HRESULT register_filters(struct regsvr_filter const *list)
  73 {
  74     HRESULT hr;
  75     IFilterMapper2* pFM2 = NULL;
  76
  77     CoInitialize(NULL);
  78     hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER, &IID_IFilterMapper2, (LPVOID*)&pFM2);
  79
  80     if (SUCCEEDED(hr)) {
  81         for (; SUCCEEDED(hr) && list->clsid; ++list) {
  82             REGFILTER2 rf2;
  83             REGFILTERPINS2* prfp2;
  84             int i;
  85
  86             for (i = 0; list->pins[i].flags != 0xFFFFFFFF; i++) ;
  87             rf2.dwVersion = 2;
  88             rf2.dwMerit = list->merit;
  89             rf2.cPins2 = i;
  90             rf2.rgPins2 = prfp2 = CoTaskMemAlloc(i*sizeof(REGFILTERPINS2));
  91             if (!prfp2) {
  92                 hr = E_OUTOFMEMORY;
  93                 break;
  94             }
  95             for (i = 0; list->pins[i].flags != 0xFFFFFFFF; i++) {
  96                 REGPINTYPES* lpMediatype;
  97                 CLSID* lpClsid;
  98                 int j, nbmt;
  99
 100                 for (nbmt = 0; list->pins[i].mediatypes[nbmt].majortype; nbmt++) ;
 101                 /* Allocate a single buffer for regpintypes struct and clsids */
 102                 lpMediatype = CoTaskMemAlloc(nbmt*(sizeof(REGPINTYPES) + 2*sizeof(CLSID)));
 103                 if (!lpMediatype) {
 104                     hr = E_OUTOFMEMORY;
 105                     break;
 106                 }
 107                 lpClsid = (CLSID*) (lpMediatype + nbmt);
 108                 for (j = 0; j < nbmt; j++) {
 109                     (lpMediatype + j)->clsMajorType = lpClsid + j*2;
 110                     memcpy(lpClsid + j*2, list->pins[i].mediatypes[j].majortype, sizeof(CLSID));
 111                     (lpMediatype + j)->clsMinorType = lpClsid + j*2 + 1;
 112                     if (list->pins[i].mediatypes[j].subtype)
 113                         memcpy(lpClsid + j*2 + 1, list->pins[i].mediatypes[j].subtype, sizeof(CLSID));
 114                     else {
 115                         /* Subtypes are often a combination of major type + fourcc/tag */
 116                         memcpy(lpClsid + j*2 + 1, list->pins[i].mediatypes[j].majortype, sizeof(CLSID));
 117                         *(DWORD*)(lpClsid + j*2 + 1) = list->pins[i].mediatypes[j].fourcc;
 118                     }
 119                 }
 120                 prfp2[i].dwFlags = list->pins[i].flags;
 121                 prfp2[i].cInstances = 0;
 122                 prfp2[i].nMediaTypes = j;
 123                 prfp2[i].lpMediaType = lpMediatype;
 124                 prfp2[i].nMediums = 0;
 125                 prfp2[i].lpMedium = NULL;
 126                 prfp2[i].clsPinCategory = NULL;
 127             }
 128
 129             if (FAILED(hr)) {
 130                 ERR("failed to register with hresult 0x%x\n", hr);
 131                 CoTaskMemFree(prfp2);
 132                 break;
 133             }
 134
 135             hr = IFilterMapper2_RegisterFilter(pFM2, list->clsid, list->name, NULL, list->category, NULL, &rf2);
 136
 137             while (i) {
 138                 CoTaskMemFree((REGPINTYPES*)prfp2[i-1].lpMediaType);
 139                 i--;
 140             }
 141             CoTaskMemFree(prfp2);
 142         }
 143     }
 144
 145     if (pFM2)
 146         IFilterMapper2_Release(pFM2);
 147
 148     CoUninitialize();
 149
 150     return hr;
 151 }
 152
 153 /***********************************************************************
 154  *              unregister_filters
 155  */
 156 static HRESULT unregister_filters(struct regsvr_filter const *list)
 157 {
 158     HRESULT hr;
 159     IFilterMapper2* pFM2;
 160
 161     hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC_SERVER, &IID_IFilterMapper2, (LPVOID*)&pFM2);
 162
 163     if (SUCCEEDED(hr)) {
 164         for (; SUCCEEDED(hr) && list->clsid; ++list)
 165             hr = IFilterMapper2_UnregisterFilter(pFM2, list->category, NULL, list->clsid);
 166         IFilterMapper2_Release(pFM2);
 167     }
 168
 169     return hr;
 170 }
 171
 172 /***********************************************************************
 173  *              filter list
 174  */
 175
 176 static struct regsvr_filter const filter_list[] = {
 177     {   &CLSID_VideoRenderer,
 178         &CLSID_LegacyAmFilterCategory,
 179         L"Video Renderer",
 180         0x800000,
 181         {   {   REG_PINFLAG_B_RENDERER,
 182                 {   { &MEDIATYPE_Video, &GUID_NULL },
 183                     { NULL }
 184                 },
 185             },
 186             { 0xFFFFFFFF },
 187         }
 188     },
 189     {   &CLSID_VideoRendererDefault,
 190         &CLSID_LegacyAmFilterCategory,
 191         L"Video Renderer",
 192         0x800001,
 193         {   {   REG_PINFLAG_B_RENDERER,
 194                 {   { &MEDIATYPE_Video, &GUID_NULL },
 195                     { NULL }
 196                 },
 197             },
 198             { 0xFFFFFFFF },
 199         }
 200     },
 201     {   &CLSID_VideoMixingRenderer9,
 202         &CLSID_LegacyAmFilterCategory,
 203         L"Video Mixing Renderer 9",
 204         0x200000,
 205         {   {   REG_PINFLAG_B_RENDERER,
 206                 {   { &MEDIATYPE_Video, &GUID_NULL },
 207                     { NULL }
 208                 },
 209             },
 210             { 0xFFFFFFFF },
 211         }
 212     },
 213     {   &CLSID_AVIDec,
 214         &CLSID_LegacyAmFilterCategory,
 215         L"AVI Decompressor",
 216         0x5ffff0,
 217         {   {   0,
 218                 {   { &MEDIATYPE_Video, &GUID_NULL },
 219                     { NULL }
 220                 },
 221             },
 222             {   REG_PINFLAG_B_OUTPUT,
 223                 {   { &MEDIATYPE_Video, &GUID_NULL },
 224                     { NULL }
 225                 },
 226             },
 227             { 0xFFFFFFFF },
 228         }
 229     },
 230     {   &CLSID_AsyncReader,
 231         &CLSID_LegacyAmFilterCategory,
 232         L"File Source (Async.)",
 233         0x400000,
 234         {   {   REG_PINFLAG_B_OUTPUT,
 235                 {   { &MEDIATYPE_Stream, &GUID_NULL },
 236                     { NULL }
 237                 },
 238             },
 239             { 0xFFFFFFFF },
 240         }
 241     },
 242     {   &CLSID_ACMWrapper,
 243         &CLSID_LegacyAmFilterCategory,
 244         L"ACM Wrapper",
 245         0x5ffff0,
 246         {   {   0,
 247                 {   { &MEDIATYPE_Audio, &GUID_NULL },
 248                     { NULL }
 249                 },
 250             },
 251             {   REG_PINFLAG_B_OUTPUT,
 252                 {   { &MEDIATYPE_Audio, &GUID_NULL },
 253                     { NULL }
 254                 },
 255             },
 256             { 0xFFFFFFFF },
 257         }
 258     },
 259     { NULL }            /* list terminator */
 260 };
 261
 262 extern HRESULT WINAPI QUARTZ_DllRegisterServer(void) DECLSPEC_HIDDEN;
 263 extern HRESULT WINAPI QUARTZ_DllUnregisterServer(void) DECLSPEC_HIDDEN;
 264
 265 /***********************************************************************
 266  *              DllRegisterServer (QUARTZ.@)
 267  */
 268 HRESULT WINAPI DllRegisterServer(void)
 269 {
 270     HRESULT hr;
 271
 272     TRACE("\n");
 273
 274     hr = QUARTZ_DllRegisterServer();
 275     if (SUCCEEDED(hr))
 276         hr = register_filters(filter_list);
 277     return hr;
 278 }
 279
 280 /***********************************************************************
 281  *              DllUnregisterServer (QUARTZ.@)
 282  */
 283 HRESULT WINAPI DllUnregisterServer(void)
 284 {
 285     HRESULT hr;
 286
 287     TRACE("\n");
 288
 289     hr = unregister_filters(filter_list);
 290     if (SUCCEEDED(hr))
 291         hr = QUARTZ_DllUnregisterServer();
 292     return hr;
 293 }