7b8d95430bfb49609a0244c3c476acf1713c12d8
[reactos.git] / reactos / dll / directx / quartz / filtermapper.c
1 /*
2 * IFilterMapper & IFilterMapper2 Implementations
3 *
4 * Copyright 2003 Robert Shearman
5 * Copyright 2004 Christian Costa
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 #define NONAMELESSUNION
23 #define NONAMELESSSTRUCT
24 #include <stdarg.h>
25
26 #include "windef.h"
27 #include "winbase.h"
28 #include "winuser.h"
29 #include "winreg.h"
30 #include "winerror.h"
31
32 #include "quartz_private.h"
33
34 #include "ole2.h"
35 #include "olectl.h"
36 #include "strmif.h"
37 #include "wine/unicode.h"
38 #include "uuids.h"
39
40 #include "wine/debug.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
43
44 #define ARRAYSIZE(array) (sizeof(array)/sizeof((array)[0]))
45
46 /* Unexposed IAMFilterData interface */
47 typedef struct IAMFilterData IAMFilterData;
48
49 typedef struct IAMFilterDataVtbl
50 {
51 BEGIN_INTERFACE
52
53 /*** IUnknown methods ***/
54 HRESULT (STDMETHODCALLTYPE *QueryInterface)(
55 IAMFilterData *This,
56 REFIID riid,
57 void **ppvObject);
58
59 ULONG (STDMETHODCALLTYPE *AddRef)(
60 IAMFilterData *This);
61
62 ULONG (STDMETHODCALLTYPE *Release)(
63 IAMFilterData *This);
64
65 /*** IAMFilterData methods ***/
66 HRESULT (STDMETHODCALLTYPE *ParseFilterData)(
67 IAMFilterData *This,
68 BYTE *pData,
69 ULONG cb,
70 BYTE **ppRegFilter2);
71
72 HRESULT (STDMETHODCALLTYPE *CreateFilterData)(
73 IAMFilterData* This,
74 REGFILTER2 *prf2,
75 BYTE **pRegFilterData,
76 ULONG *pcb);
77
78 END_INTERFACE
79 } IAMFilterDataVtbl;
80 struct IAMFilterData
81 {
82 const IAMFilterDataVtbl *lpVtbl;
83 };
84 static const GUID IID_IAMFilterData = {
85 0x97f7c4d4, 0x547b, 0x4a5f, { 0x83,0x32, 0x53,0x64,0x30,0xad,0x2e,0x4d }
86 };
87
88
89 typedef struct FilterMapper2Impl
90 {
91 const IFilterMapper2Vtbl *lpVtbl;
92 const IFilterMapperVtbl *lpVtblFilterMapper;
93 const IAMFilterDataVtbl *lpVtblAMFilterData;
94 const IUnknownVtbl *IInner_vtbl;
95 LONG refCount;
96 IUnknown * pUnkOuter;
97 BOOL bUnkOuterValid;
98 BOOL bAggregatable;
99 } FilterMapper2Impl;
100
101 static const IUnknownVtbl IInner_VTable;
102 static const IFilterMapper2Vtbl fm2vtbl;
103 static const IFilterMapperVtbl fmvtbl;
104 static const IAMFilterDataVtbl AMFilterDataVtbl;
105
106 static inline FilterMapper2Impl *impl_from_IFilterMapper( IFilterMapper *iface )
107 {
108 return (FilterMapper2Impl *)((char*)iface - FIELD_OFFSET(FilterMapper2Impl, lpVtblFilterMapper));
109 }
110
111 static inline FilterMapper2Impl *impl_from_IAMFilterData( IAMFilterData *iface )
112 {
113 return (FilterMapper2Impl *)((char*)iface - FIELD_OFFSET(FilterMapper2Impl, lpVtblAMFilterData));
114 }
115
116 static inline FilterMapper2Impl *impl_from_inner_IUnknown( IUnknown *iface )
117 {
118 return (FilterMapper2Impl *)((char*)iface - FIELD_OFFSET(FilterMapper2Impl, IInner_vtbl));
119 }
120
121 static const WCHAR wszClsidSlash[] = {'C','L','S','I','D','\\',0};
122 static const WCHAR wszSlashInstance[] = {'\\','I','n','s','t','a','n','c','e','\\',0};
123 static const WCHAR wszSlash[] = {'\\',0};
124
125 /* CLSID property in media category Moniker */
126 static const WCHAR wszClsidName[] = {'C','L','S','I','D',0};
127 /* FriendlyName property in media category Moniker */
128 static const WCHAR wszFriendlyName[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
129 /* Merit property in media category Moniker (CLSID_ActiveMovieCategories only) */
130 static const WCHAR wszMeritName[] = {'M','e','r','i','t',0};
131 /* FilterData property in media category Moniker (not CLSID_ActiveMovieCategories) */
132 static const WCHAR wszFilterDataName[] = {'F','i','l','t','e','r','D','a','t','a',0};
133 /* For filters registered with IFilterMapper */
134 static const WCHAR wszFilterSlash[] = {'F','i','l','t','e','r','\\',0};
135 static const WCHAR wszFilter[] = {'F','i','l','t','e','r',0};
136 /* For pins registered with IFilterMapper */
137 static const WCHAR wszPins[] = {'P','i','n','s',0};
138 static const WCHAR wszAllowedMany[] = {'A','l','l','o','w','e','d','M','a','n','y',0};
139 static const WCHAR wszAllowedZero[] = {'A','l','l','o','w','e','d','Z','e','r','o',0};
140 static const WCHAR wszDirection[] = {'D','i','r','e','c','t','i','o','n',0};
141 static const WCHAR wszIsRendered[] = {'I','s','R','e','n','d','e','r','e','d',0};
142 /* For types registered with IFilterMapper */
143 static const WCHAR wszTypes[] = {'T','y','p','e','s',0};
144
145
146 /* registry format for REGFILTER2 */
147 struct REG_RF
148 {
149 DWORD dwVersion;
150 DWORD dwMerit;
151 DWORD dwPins;
152 DWORD dwUnused;
153 };
154
155 struct REG_RFP
156 {
157 BYTE signature[4]; /* e.g. "0pi3" */
158 DWORD dwFlags;
159 DWORD dwInstances;
160 DWORD dwMediaTypes;
161 DWORD dwMediums;
162 DWORD bCategory; /* is there a category clsid? */
163 /* optional: dwOffsetCategoryClsid */
164 };
165
166 struct REG_TYPE
167 {
168 BYTE signature[4]; /* e.g. "0ty3" */
169 DWORD dwUnused;
170 DWORD dwOffsetMajor;
171 DWORD dwOffsetMinor;
172 };
173
174 struct MONIKER_MERIT
175 {
176 IMoniker * pMoniker;
177 DWORD dwMerit;
178 };
179
180 struct Vector
181 {
182 LPBYTE pData;
183 int capacity; /* in bytes */
184 int current; /* pointer to next free byte */
185 };
186
187 /* returns the position it was added at */
188 static int add_data(struct Vector * v, const BYTE * pData, int size)
189 {
190 int index = v->current;
191 if (v->current + size > v->capacity)
192 {
193 LPBYTE pOldData = v->pData;
194 v->capacity = (v->capacity + size) * 2;
195 v->pData = CoTaskMemAlloc(v->capacity);
196 memcpy(v->pData, pOldData, v->current);
197 CoTaskMemFree(pOldData);
198 }
199 memcpy(v->pData + v->current, pData, size);
200 v->current += size;
201 return index;
202 }
203
204 static int find_data(const struct Vector * v, const BYTE * pData, int size)
205 {
206 int index;
207 for (index = 0; index < v->current; index++)
208 if (!memcmp(v->pData + index, pData, size))
209 return index;
210 /* not found */
211 return -1;
212 }
213
214 static void delete_vector(struct Vector * v)
215 {
216 CoTaskMemFree(v->pData);
217 v->current = 0;
218 v->capacity = 0;
219 }
220
221 HRESULT FilterMapper2_create(IUnknown *pUnkOuter, LPVOID *ppObj)
222 {
223 FilterMapper2Impl * pFM2impl;
224
225 TRACE("(%p, %p)\n", pUnkOuter, ppObj);
226
227 pFM2impl = CoTaskMemAlloc(sizeof(*pFM2impl));
228 if (!pFM2impl)
229 return E_OUTOFMEMORY;
230
231 pFM2impl->pUnkOuter = pUnkOuter;
232 pFM2impl->bUnkOuterValid = FALSE;
233 pFM2impl->bAggregatable = FALSE;
234 pFM2impl->IInner_vtbl = &IInner_VTable;
235 pFM2impl->lpVtbl = &fm2vtbl;
236 pFM2impl->lpVtblFilterMapper = &fmvtbl;
237 pFM2impl->lpVtblAMFilterData = &AMFilterDataVtbl;
238 pFM2impl->refCount = 1;
239
240 *ppObj = pFM2impl;
241
242 TRACE("-- created at %p\n", pFM2impl);
243
244 return S_OK;
245 }
246
247 HRESULT FilterMapper_create(IUnknown *pUnkOuter, LPVOID *ppObj)
248 {
249 FilterMapper2Impl *pFM2impl;
250 HRESULT hr;
251
252 TRACE("(%p, %p)\n", pUnkOuter, ppObj);
253
254 hr = FilterMapper2_create(pUnkOuter, (LPVOID*)&pFM2impl);
255 if (FAILED(hr))
256 return hr;
257
258 *ppObj = &pFM2impl->lpVtblFilterMapper;
259
260 return hr;
261 }
262
263 /*** IUnknown (inner) methods ***/
264
265 static HRESULT WINAPI Inner_QueryInterface(IUnknown * iface, REFIID riid, LPVOID * ppv)
266 {
267 FilterMapper2Impl *This = impl_from_inner_IUnknown(iface);
268 TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
269
270 if (This->bAggregatable)
271 This->bUnkOuterValid = TRUE;
272
273 *ppv = NULL;
274
275 if (IsEqualIID(riid, &IID_IUnknown))
276 *ppv = &This->IInner_vtbl;
277 else if (IsEqualIID(riid, &IID_IFilterMapper2))
278 *ppv = This;
279 else if (IsEqualIID(riid, &IID_IFilterMapper))
280 *ppv = &This->lpVtblFilterMapper;
281 else if (IsEqualIID(riid, &IID_IAMFilterData))
282 *ppv = &This->lpVtblAMFilterData;
283
284 if (*ppv != NULL)
285 {
286 IUnknown_AddRef((IUnknown *)*ppv);
287 return S_OK;
288 }
289
290 FIXME("No interface for %s\n", debugstr_guid(riid));
291 return E_NOINTERFACE;
292 }
293
294 static ULONG WINAPI Inner_AddRef(IUnknown * iface)
295 {
296 FilterMapper2Impl *This = impl_from_inner_IUnknown(iface);
297 ULONG refCount = InterlockedIncrement(&This->refCount);
298
299 TRACE("(%p)->() AddRef from %d\n", This, refCount - 1);
300
301 return refCount;
302 }
303
304 static ULONG WINAPI Inner_Release(IUnknown * iface)
305 {
306 FilterMapper2Impl *This = impl_from_inner_IUnknown(iface);
307 ULONG refCount = InterlockedDecrement(&This->refCount);
308
309 TRACE("(%p)->() Release from %d\n", This, refCount + 1);
310
311 if (refCount == 0)
312 {
313 CoTaskMemFree(This);
314 return 0;
315 }
316 return refCount;
317 }
318
319 static const IUnknownVtbl IInner_VTable =
320 {
321 Inner_QueryInterface,
322 Inner_AddRef,
323 Inner_Release
324 };
325
326 static HRESULT WINAPI FilterMapper2_QueryInterface(IFilterMapper2 * iface, REFIID riid, LPVOID *ppv)
327 {
328 FilterMapper2Impl *This = (FilterMapper2Impl *)iface;
329
330 if (This->bAggregatable)
331 This->bUnkOuterValid = TRUE;
332
333 if (This->pUnkOuter)
334 {
335 if (This->bAggregatable)
336 return IUnknown_QueryInterface(This->pUnkOuter, riid, ppv);
337
338 if (IsEqualIID(riid, &IID_IUnknown))
339 {
340 HRESULT hr;
341
342 IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
343 hr = IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
344 IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
345 This->bAggregatable = TRUE;
346 return hr;
347 }
348
349 *ppv = NULL;
350 return E_NOINTERFACE;
351 }
352
353 return IUnknown_QueryInterface((IUnknown *)&(This->IInner_vtbl), riid, ppv);
354 }
355
356 static ULONG WINAPI FilterMapper2_AddRef(IFilterMapper2 * iface)
357 {
358 FilterMapper2Impl *This = (FilterMapper2Impl *)iface;
359
360 if (This->pUnkOuter && This->bUnkOuterValid)
361 return IUnknown_AddRef(This->pUnkOuter);
362 return IUnknown_AddRef((IUnknown *)&(This->IInner_vtbl));
363 }
364
365 static ULONG WINAPI FilterMapper2_Release(IFilterMapper2 * iface)
366 {
367 FilterMapper2Impl *This = (FilterMapper2Impl *)iface;
368
369 if (This->pUnkOuter && This->bUnkOuterValid)
370 return IUnknown_Release(This->pUnkOuter);
371 return IUnknown_Release((IUnknown *)&(This->IInner_vtbl));
372 }
373
374 /*** IFilterMapper2 methods ***/
375
376 static HRESULT WINAPI FilterMapper2_CreateCategory(
377 IFilterMapper2 * iface,
378 REFCLSID clsidCategory,
379 DWORD dwCategoryMerit,
380 LPCWSTR szDescription)
381 {
382 LPWSTR wClsidAMCat = NULL;
383 LPWSTR wClsidCategory = NULL;
384 WCHAR wszKeyName[ARRAYSIZE(wszClsidSlash)-1 + ARRAYSIZE(wszSlashInstance)-1 + (CHARS_IN_GUID-1) * 2 + 1];
385 HKEY hKey = NULL;
386 LONG lRet;
387 HRESULT hr;
388
389 TRACE("(%s, %x, %s)\n", debugstr_guid(clsidCategory), dwCategoryMerit, debugstr_w(szDescription));
390
391 hr = StringFromCLSID(&CLSID_ActiveMovieCategories, &wClsidAMCat);
392
393 if (SUCCEEDED(hr))
394 {
395 hr = StringFromCLSID(clsidCategory, &wClsidCategory);
396 }
397
398 if (SUCCEEDED(hr))
399 {
400 strcpyW(wszKeyName, wszClsidSlash);
401 strcatW(wszKeyName, wClsidAMCat);
402 strcatW(wszKeyName, wszSlashInstance);
403 strcatW(wszKeyName, wClsidCategory);
404
405 lRet = RegCreateKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
406 hr = HRESULT_FROM_WIN32(lRet);
407 }
408
409 if (SUCCEEDED(hr))
410 {
411 lRet = RegSetValueExW(hKey, wszFriendlyName, 0, REG_SZ, (const BYTE*)szDescription, (strlenW(szDescription) + 1) * sizeof(WCHAR));
412 hr = HRESULT_FROM_WIN32(lRet);
413 }
414
415 if (SUCCEEDED(hr))
416 {
417 lRet = RegSetValueExW(hKey, wszClsidName, 0, REG_SZ, (LPBYTE)wClsidCategory, (strlenW(wClsidCategory) + 1) * sizeof(WCHAR));
418 hr = HRESULT_FROM_WIN32(lRet);
419 }
420
421 if (SUCCEEDED(hr))
422 {
423 lRet = RegSetValueExW(hKey, wszMeritName, 0, REG_DWORD, (LPBYTE)&dwCategoryMerit, sizeof(dwCategoryMerit));
424 hr = HRESULT_FROM_WIN32(lRet);
425 }
426
427 CloseHandle(hKey);
428 CoTaskMemFree(wClsidCategory);
429 CoTaskMemFree(wClsidAMCat);
430
431 return hr;
432 }
433
434 static HRESULT WINAPI FilterMapper2_UnregisterFilter(
435 IFilterMapper2 * iface,
436 const CLSID *pclsidCategory,
437 const OLECHAR *szInstance,
438 REFCLSID Filter)
439 {
440 WCHAR wszKeyName[MAX_PATH];
441 LPWSTR wClsidCategory = NULL;
442 LPWSTR wFilter = NULL;
443 HRESULT hr;
444
445 TRACE("(%p, %s, %s)\n", pclsidCategory, debugstr_w(szInstance), debugstr_guid(Filter));
446
447 if (!pclsidCategory)
448 pclsidCategory = &CLSID_LegacyAmFilterCategory;
449
450 hr = StringFromCLSID(pclsidCategory, &wClsidCategory);
451
452 if (SUCCEEDED(hr))
453 {
454 strcpyW(wszKeyName, wszClsidSlash);
455 strcatW(wszKeyName, wClsidCategory);
456 strcatW(wszKeyName, wszSlashInstance);
457 if (szInstance)
458 strcatW(wszKeyName, szInstance);
459 else
460 {
461 hr = StringFromCLSID(Filter, &wFilter);
462 if (SUCCEEDED(hr))
463 strcatW(wszKeyName, wFilter);
464 }
465 }
466
467 if (SUCCEEDED(hr))
468 {
469 LONG lRet = RegDeleteKeyW(HKEY_CLASSES_ROOT, wszKeyName);
470 hr = HRESULT_FROM_WIN32(lRet);
471 }
472
473 CoTaskMemFree(wClsidCategory);
474 CoTaskMemFree(wFilter);
475
476 return hr;
477 }
478
479 static HRESULT FM2_WriteFriendlyName(IPropertyBag * pPropBag, LPCWSTR szName)
480 {
481 VARIANT var;
482
483 V_VT(&var) = VT_BSTR;
484 V_UNION(&var, bstrVal) = (BSTR)szName;
485
486 return IPropertyBag_Write(pPropBag, wszFriendlyName, &var);
487 }
488
489 static HRESULT FM2_WriteClsid(IPropertyBag * pPropBag, REFCLSID clsid)
490 {
491 LPWSTR wszClsid = NULL;
492 VARIANT var;
493 HRESULT hr;
494
495 hr = StringFromCLSID(clsid, &wszClsid);
496
497 if (SUCCEEDED(hr))
498 {
499 V_VT(&var) = VT_BSTR;
500 V_UNION(&var, bstrVal) = wszClsid;
501 hr = IPropertyBag_Write(pPropBag, wszClsidName, &var);
502 }
503 CoTaskMemFree(wszClsid);
504 return hr;
505 }
506
507 static HRESULT FM2_WriteFilterData(const REGFILTER2 * prf2, BYTE **ppData, ULONG *pcbData)
508 {
509 int size = sizeof(struct REG_RF);
510 unsigned int i;
511 struct Vector mainStore = {NULL, 0, 0};
512 struct Vector clsidStore = {NULL, 0, 0};
513 struct REG_RF rrf;
514 HRESULT hr = S_OK;
515
516 rrf.dwVersion = prf2->dwVersion;
517 rrf.dwMerit = prf2->dwMerit;
518 rrf.dwPins = prf2->u.s1.cPins2;
519 rrf.dwUnused = 0;
520
521 add_data(&mainStore, (LPBYTE)&rrf, sizeof(rrf));
522
523 for (i = 0; i < prf2->u.s1.cPins2; i++)
524 {
525 size += sizeof(struct REG_RFP);
526 if (prf2->u.s1.rgPins2[i].clsPinCategory)
527 size += sizeof(DWORD);
528 size += prf2->u.s1.rgPins2[i].nMediaTypes * sizeof(struct REG_TYPE);
529 size += prf2->u.s1.rgPins2[i].nMediums * sizeof(DWORD);
530 }
531
532 for (i = 0; i < prf2->u.s1.cPins2; i++)
533 {
534 struct REG_RFP rrfp;
535 REGFILTERPINS2 rgPin2 = prf2->u.s1.rgPins2[i];
536 unsigned int j;
537
538 rrfp.signature[0] = '0';
539 rrfp.signature[1] = 'p';
540 rrfp.signature[2] = 'i';
541 rrfp.signature[3] = '3';
542 rrfp.signature[0] += i;
543 rrfp.dwFlags = rgPin2.dwFlags;
544 rrfp.dwInstances = rgPin2.cInstances;
545 rrfp.dwMediaTypes = rgPin2.nMediaTypes;
546 rrfp.dwMediums = rgPin2.nMediums;
547 rrfp.bCategory = rgPin2.clsPinCategory ? 1 : 0;
548
549 add_data(&mainStore, (LPBYTE)&rrfp, sizeof(rrfp));
550 if (rrfp.bCategory)
551 {
552 DWORD index = find_data(&clsidStore, (const BYTE*)rgPin2.clsPinCategory, sizeof(CLSID));
553 if (index == -1)
554 index = add_data(&clsidStore, (const BYTE*)rgPin2.clsPinCategory, sizeof(CLSID));
555 index += size;
556
557 add_data(&mainStore, (LPBYTE)&index, sizeof(index));
558 }
559
560 for (j = 0; j < rgPin2.nMediaTypes; j++)
561 {
562 struct REG_TYPE rt;
563 const CLSID * clsMinorType = rgPin2.lpMediaType[j].clsMinorType ? rgPin2.lpMediaType[j].clsMinorType : &MEDIASUBTYPE_NULL;
564 rt.signature[0] = '0';
565 rt.signature[1] = 't';
566 rt.signature[2] = 'y';
567 rt.signature[3] = '3';
568 rt.signature[0] += j;
569 rt.dwUnused = 0;
570 rt.dwOffsetMajor = find_data(&clsidStore, (const BYTE*)rgPin2.lpMediaType[j].clsMajorType, sizeof(CLSID));
571 if (rt.dwOffsetMajor == -1)
572 rt.dwOffsetMajor = add_data(&clsidStore, (const BYTE*)rgPin2.lpMediaType[j].clsMajorType, sizeof(CLSID));
573 rt.dwOffsetMajor += size;
574 rt.dwOffsetMinor = find_data(&clsidStore, (const BYTE*)clsMinorType, sizeof(CLSID));
575 if (rt.dwOffsetMinor == -1)
576 rt.dwOffsetMinor = add_data(&clsidStore, (const BYTE*)clsMinorType, sizeof(CLSID));
577 rt.dwOffsetMinor += size;
578
579 add_data(&mainStore, (LPBYTE)&rt, sizeof(rt));
580 }
581
582 for (j = 0; j < rgPin2.nMediums; j++)
583 {
584 DWORD index = find_data(&clsidStore, (const BYTE*)(rgPin2.lpMedium + j), sizeof(REGPINMEDIUM));
585 if (index == -1)
586 index = add_data(&clsidStore, (const BYTE*)(rgPin2.lpMedium + j), sizeof(REGPINMEDIUM));
587 index += size;
588
589 add_data(&mainStore, (LPBYTE)&index, sizeof(index));
590 }
591 }
592
593 if (SUCCEEDED(hr))
594 {
595 *pcbData = mainStore.current + clsidStore.current;
596 *ppData = CoTaskMemAlloc(*pcbData);
597 if (!*ppData)
598 hr = E_OUTOFMEMORY;
599 }
600
601 if (SUCCEEDED(hr))
602 {
603 memcpy(*ppData, mainStore.pData, mainStore.current);
604 memcpy((*ppData) + mainStore.current, clsidStore.pData, clsidStore.current);
605 }
606
607 delete_vector(&mainStore);
608 delete_vector(&clsidStore);
609 return hr;
610 }
611
612 static HRESULT FM2_ReadFilterData(BYTE *pData, REGFILTER2 * prf2)
613 {
614 HRESULT hr = S_OK;
615 struct REG_RF * prrf;
616 LPBYTE pCurrent;
617 DWORD i;
618 REGFILTERPINS2 * rgPins2;
619
620 prrf = (struct REG_RF *)pData;
621 pCurrent = pData;
622
623 if (prrf->dwVersion != 2)
624 {
625 FIXME("Filter registry version %d not supported\n", prrf->dwVersion);
626 ZeroMemory(prf2, sizeof(*prf2));
627 hr = E_FAIL;
628 }
629
630 if (SUCCEEDED(hr))
631 {
632 TRACE("version = %d, merit = %x, #pins = %d, unused = %x\n",
633 prrf->dwVersion, prrf->dwMerit, prrf->dwPins, prrf->dwUnused);
634
635 prf2->dwVersion = prrf->dwVersion;
636 prf2->dwMerit = prrf->dwMerit;
637 prf2->u.s1.cPins2 = prrf->dwPins;
638 rgPins2 = CoTaskMemAlloc(prrf->dwPins * sizeof(*rgPins2));
639 prf2->u.s1.rgPins2 = rgPins2;
640 pCurrent += sizeof(struct REG_RF);
641
642 for (i = 0; i < prrf->dwPins; i++)
643 {
644 struct REG_RFP * prrfp = (struct REG_RFP *)pCurrent;
645 REGPINTYPES * lpMediaType;
646 REGPINMEDIUM * lpMedium;
647 UINT j;
648
649 /* FIXME: check signature */
650
651 TRACE("\tsignature = %s\n", debugstr_an((const char*)prrfp->signature, 4));
652
653 TRACE("\tpin[%d]: flags = %x, instances = %d, media types = %d, mediums = %d\n",
654 i, prrfp->dwFlags, prrfp->dwInstances, prrfp->dwMediaTypes, prrfp->dwMediums);
655
656 rgPins2[i].dwFlags = prrfp->dwFlags;
657 rgPins2[i].cInstances = prrfp->dwInstances;
658 rgPins2[i].nMediaTypes = prrfp->dwMediaTypes;
659 rgPins2[i].nMediums = prrfp->dwMediums;
660 pCurrent += sizeof(struct REG_RFP);
661 if (prrfp->bCategory)
662 {
663 CLSID * clsCat = CoTaskMemAlloc(sizeof(CLSID));
664 memcpy(clsCat, pData + *(DWORD*)(pCurrent), sizeof(CLSID));
665 pCurrent += sizeof(DWORD);
666 rgPins2[i].clsPinCategory = clsCat;
667 }
668 else
669 rgPins2[i].clsPinCategory = NULL;
670
671 if (rgPins2[i].nMediaTypes > 0)
672 lpMediaType = CoTaskMemAlloc(rgPins2[i].nMediaTypes * sizeof(*lpMediaType));
673 else
674 lpMediaType = NULL;
675
676 rgPins2[i].lpMediaType = lpMediaType;
677
678 for (j = 0; j < rgPins2[i].nMediaTypes; j++)
679 {
680 struct REG_TYPE * prt = (struct REG_TYPE *)pCurrent;
681 CLSID * clsMajor = CoTaskMemAlloc(sizeof(CLSID));
682 CLSID * clsMinor = CoTaskMemAlloc(sizeof(CLSID));
683
684 /* FIXME: check signature */
685 TRACE("\t\tsignature = %s\n", debugstr_an((const char*)prt->signature, 4));
686
687 memcpy(clsMajor, pData + prt->dwOffsetMajor, sizeof(CLSID));
688 memcpy(clsMinor, pData + prt->dwOffsetMinor, sizeof(CLSID));
689
690 lpMediaType[j].clsMajorType = clsMajor;
691 lpMediaType[j].clsMinorType = clsMinor;
692
693 pCurrent += sizeof(*prt);
694 }
695
696 if (rgPins2[i].nMediums > 0)
697 lpMedium = CoTaskMemAlloc(rgPins2[i].nMediums * sizeof(*lpMedium));
698 else
699 lpMedium = NULL;
700
701 rgPins2[i].lpMedium = lpMedium;
702
703 for (j = 0; j < rgPins2[i].nMediums; j++)
704 {
705 DWORD dwOffset = *(DWORD *)pCurrent;
706
707 memcpy(lpMedium + j, pData + dwOffset, sizeof(REGPINMEDIUM));
708
709 pCurrent += sizeof(dwOffset);
710 }
711 }
712
713 }
714
715 return hr;
716 }
717
718 static void FM2_DeleteRegFilter(REGFILTER2 * prf2)
719 {
720 UINT i;
721 for (i = 0; i < prf2->u.s1.cPins2; i++)
722 {
723 UINT j;
724 if (prf2->u.s1.rgPins2[i].clsPinCategory)
725 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2[i].clsPinCategory);
726
727 for (j = 0; j < prf2->u.s1.rgPins2[i].nMediaTypes; j++)
728 {
729 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2[i].lpMediaType[j].clsMajorType);
730 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2[i].lpMediaType[j].clsMinorType);
731 }
732 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2[i].lpMediaType);
733 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2[i].lpMedium);
734 }
735 CoTaskMemFree((LPVOID)prf2->u.s1.rgPins2);
736 }
737
738 static HRESULT WINAPI FilterMapper2_RegisterFilter(
739 IFilterMapper2 * iface,
740 REFCLSID clsidFilter,
741 LPCWSTR szName,
742 IMoniker **ppMoniker,
743 const CLSID *pclsidCategory,
744 const OLECHAR *szInstance,
745 const REGFILTER2 *prf2)
746 {
747 IParseDisplayName * pParser = NULL;
748 IBindCtx * pBindCtx = NULL;
749 IMoniker * pMoniker = NULL;
750 IPropertyBag * pPropBag = NULL;
751 HRESULT hr;
752 LPWSTR pwszParseName = NULL;
753 LPWSTR pCurrent;
754 static const WCHAR wszDevice[] = {'@','d','e','v','i','c','e',':','s','w',':',0};
755 int nameLen;
756 ULONG ulEaten;
757 LPWSTR szClsidTemp = NULL;
758 REGFILTER2 regfilter2;
759 REGFILTERPINS2* pregfp2 = NULL;
760
761 TRACE("(%s, %s, %p, %s, %s, %p)\n",
762 debugstr_guid(clsidFilter),
763 debugstr_w(szName),
764 ppMoniker,
765 debugstr_guid(pclsidCategory),
766 debugstr_w(szInstance),
767 prf2);
768
769 if (prf2->dwVersion == 2)
770 {
771 regfilter2 = *prf2;
772 }
773 else if (prf2->dwVersion == 1)
774 {
775 ULONG i;
776 DWORD flags;
777 /* REGFILTER2 structure is converted from version 1 to 2. Tested on Win2k. */
778 regfilter2.dwVersion = 2;
779 regfilter2.dwMerit = prf2->dwMerit;
780 regfilter2.u.s1.cPins2 = prf2->u.s.cPins;
781 pregfp2 = CoTaskMemAlloc(prf2->u.s.cPins * sizeof(REGFILTERPINS2));
782 regfilter2.u.s1.rgPins2 = pregfp2;
783 for (i = 0; i < prf2->u.s.cPins; i++)
784 {
785 flags = 0;
786 if (prf2->u.s.rgPins[i].bRendered)
787 flags |= REG_PINFLAG_B_RENDERER;
788 if (prf2->u.s.rgPins[i].bOutput)
789 flags |= REG_PINFLAG_B_OUTPUT;
790 if (prf2->u.s.rgPins[i].bZero)
791 flags |= REG_PINFLAG_B_ZERO;
792 if (prf2->u.s.rgPins[i].bMany)
793 flags |= REG_PINFLAG_B_MANY;
794 pregfp2[i].dwFlags = flags;
795 pregfp2[i].cInstances = 1;
796 pregfp2[i].nMediaTypes = prf2->u.s.rgPins[i].nMediaTypes;
797 pregfp2[i].lpMediaType = prf2->u.s.rgPins[i].lpMediaType;
798 pregfp2[i].nMediums = 0;
799 pregfp2[i].lpMedium = NULL;
800 pregfp2[i].clsPinCategory = NULL;
801 }
802 }
803 else
804 {
805 FIXME("dwVersion other that 1 or 2 not supported at the moment\n");
806 return E_NOTIMPL;
807 }
808
809 if (ppMoniker)
810 *ppMoniker = NULL;
811
812 if (!pclsidCategory)
813 /* MSDN mentions the inexistent CLSID_ActiveMovieFilters GUID.
814 * In fact this is the CLSID_LegacyAmFilterCategory one */
815 pclsidCategory = &CLSID_LegacyAmFilterCategory;
816
817 /* sizeof... will include the null terminator and
818 * the + 1 is for the separator ('\\'). The -1 is
819 * because CHARS_IN_GUID includes the null terminator
820 */
821 nameLen = sizeof(wszDevice)/sizeof(wszDevice[0]) + CHARS_IN_GUID - 1 + 1;
822
823 if (szInstance)
824 nameLen += strlenW(szInstance);
825 else
826 nameLen += CHARS_IN_GUID - 1; /* CHARS_IN_GUID includes null terminator */
827
828 pCurrent = pwszParseName = CoTaskMemAlloc(nameLen*sizeof(WCHAR));
829 if (!pwszParseName)
830 return E_OUTOFMEMORY;
831
832 strcpyW(pwszParseName, wszDevice);
833 pCurrent += strlenW(wszDevice);
834
835 hr = StringFromCLSID(pclsidCategory, &szClsidTemp);
836
837 if (SUCCEEDED(hr))
838 {
839 memcpy(pCurrent, szClsidTemp, CHARS_IN_GUID * sizeof(WCHAR));
840 pCurrent += CHARS_IN_GUID - 1;
841 pCurrent[0] = '\\';
842
843 if (szInstance)
844 strcpyW(pCurrent+1, szInstance);
845 else
846 {
847 CoTaskMemFree(szClsidTemp);
848 szClsidTemp = NULL;
849
850 hr = StringFromCLSID(clsidFilter, &szClsidTemp);
851 if (SUCCEEDED(hr))
852 strcpyW(pCurrent+1, szClsidTemp);
853 }
854 }
855
856 if (SUCCEEDED(hr))
857 hr = CoCreateInstance(&CLSID_CDeviceMoniker, NULL, CLSCTX_INPROC, &IID_IParseDisplayName, (LPVOID *)&pParser);
858
859 if (SUCCEEDED(hr))
860 hr = CreateBindCtx(0, &pBindCtx);
861
862 if (SUCCEEDED(hr))
863 hr = IParseDisplayName_ParseDisplayName(pParser, pBindCtx, pwszParseName, &ulEaten, &pMoniker);
864
865 if (pBindCtx)
866 IBindCtx_Release(pBindCtx);
867 if (pParser)
868 IParseDisplayName_Release(pParser);
869
870 if (SUCCEEDED(hr))
871 hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (LPVOID)&pPropBag);
872
873 if (SUCCEEDED(hr))
874 hr = FM2_WriteFriendlyName(pPropBag, szName);
875
876 if (SUCCEEDED(hr))
877 hr = FM2_WriteClsid(pPropBag, clsidFilter);
878
879 if (SUCCEEDED(hr))
880 {
881 BYTE *pData;
882 ULONG cbData;
883
884 hr = FM2_WriteFilterData(&regfilter2, &pData, &cbData);
885 if (SUCCEEDED(hr))
886 {
887 VARIANT var;
888 SAFEARRAY *psa;
889 SAFEARRAYBOUND saBound;
890
891 saBound.lLbound = 0;
892 saBound.cElements = cbData;
893 psa = SafeArrayCreate(VT_UI1, 1, &saBound);
894 if (!psa)
895 {
896 ERR("Couldn't create SAFEARRAY\n");
897 hr = E_FAIL;
898 }
899
900 if (SUCCEEDED(hr))
901 {
902 LPBYTE pbSAData;
903 hr = SafeArrayAccessData(psa, (LPVOID *)&pbSAData);
904 if (SUCCEEDED(hr))
905 {
906 memcpy(pbSAData, pData, cbData);
907 hr = SafeArrayUnaccessData(psa);
908 }
909 }
910
911 V_VT(&var) = VT_ARRAY | VT_UI1;
912 V_UNION(&var, parray) = psa;
913
914 if (SUCCEEDED(hr))
915 hr = IPropertyBag_Write(pPropBag, wszFilterDataName, &var);
916
917 if (psa)
918 SafeArrayDestroy(psa);
919 CoTaskMemFree(pData);
920 }
921 }
922
923 if (pPropBag)
924 IPropertyBag_Release(pPropBag);
925 CoTaskMemFree(szClsidTemp);
926 CoTaskMemFree(pwszParseName);
927
928 if (SUCCEEDED(hr) && ppMoniker)
929 *ppMoniker = pMoniker;
930 else if (pMoniker)
931 IMoniker_Release(pMoniker);
932
933 CoTaskMemFree(pregfp2);
934
935 TRACE("-- returning %x\n", hr);
936
937 return hr;
938 }
939
940 /* internal helper function */
941 static BOOL MatchTypes(
942 BOOL bExactMatch,
943 DWORD nPinTypes,
944 const REGPINTYPES * pPinTypes,
945 DWORD nMatchTypes,
946 const GUID * pMatchTypes)
947 {
948 BOOL bMatch = FALSE;
949 DWORD j;
950
951 if ((nMatchTypes == 0) && (nPinTypes > 0))
952 bMatch = TRUE;
953
954 for (j = 0; j < nPinTypes; j++)
955 {
956 DWORD i;
957 for (i = 0; i < nMatchTypes*2; i+=2)
958 {
959 if (((!bExactMatch && IsEqualGUID(pPinTypes[j].clsMajorType, &GUID_NULL)) || IsEqualGUID(&pMatchTypes[i], &GUID_NULL) || IsEqualGUID(pPinTypes[j].clsMajorType, &pMatchTypes[i])) &&
960 ((!bExactMatch && IsEqualGUID(pPinTypes[j].clsMinorType, &GUID_NULL)) || IsEqualGUID(&pMatchTypes[i+1], &GUID_NULL) || IsEqualGUID(pPinTypes[j].clsMinorType, &pMatchTypes[i+1])))
961 {
962 bMatch = TRUE;
963 break;
964 }
965 }
966 }
967 return bMatch;
968 }
969
970 /* internal helper function for qsort of MONIKER_MERIT array */
971 static int mm_compare(const void * left, const void * right)
972 {
973 const struct MONIKER_MERIT * mmLeft = left;
974 const struct MONIKER_MERIT * mmRight = right;
975
976 if (mmLeft->dwMerit == mmRight->dwMerit)
977 return 0;
978 if (mmLeft->dwMerit > mmRight->dwMerit)
979 return -1;
980 return 1;
981 }
982
983 /* NOTES:
984 * Exact match means whether or not to treat GUID_NULL's in filter data as wild cards
985 * (GUID_NULL's in input to function automatically treated as wild cards)
986 * Input/Output needed means match only on criteria if TRUE (with zero input types
987 * meaning match any input/output pin as long as one exists), otherwise match any
988 * filter that meets the rest of the requirements.
989 */
990 static HRESULT WINAPI FilterMapper2_EnumMatchingFilters(
991 IFilterMapper2 * iface,
992 IEnumMoniker **ppEnum,
993 DWORD dwFlags,
994 BOOL bExactMatch,
995 DWORD dwMerit,
996 BOOL bInputNeeded,
997 DWORD cInputTypes,
998 const GUID *pInputTypes,
999 const REGPINMEDIUM *pMedIn,
1000 const CLSID *pPinCategoryIn,
1001 BOOL bRender,
1002 BOOL bOutputNeeded,
1003 DWORD cOutputTypes,
1004 const GUID *pOutputTypes,
1005 const REGPINMEDIUM *pMedOut,
1006 const CLSID *pPinCategoryOut)
1007 {
1008 ICreateDevEnum * pCreateDevEnum;
1009 IMoniker * pMonikerCat;
1010 IEnumMoniker * pEnumCat;
1011 HRESULT hr;
1012 struct Vector monikers = {NULL, 0, 0};
1013
1014 TRACE("(%p, %x, %s, %x, %s, %d, %p, %p, %p, %s, %s, %p, %p, %p)\n",
1015 ppEnum,
1016 dwFlags,
1017 bExactMatch ? "true" : "false",
1018 dwMerit,
1019 bInputNeeded ? "true" : "false",
1020 cInputTypes,
1021 pInputTypes,
1022 pMedIn,
1023 pPinCategoryIn,
1024 bRender ? "true" : "false",
1025 bOutputNeeded ? "true" : "false",
1026 pOutputTypes,
1027 pMedOut,
1028 pPinCategoryOut);
1029
1030 if (dwFlags != 0)
1031 {
1032 FIXME("dwFlags = %x not implemented\n", dwFlags);
1033 }
1034
1035 *ppEnum = NULL;
1036
1037 hr = CoCreateInstance(&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC, &IID_ICreateDevEnum, (LPVOID*)&pCreateDevEnum);
1038 if (FAILED(hr))
1039 return hr;
1040
1041 hr = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &CLSID_ActiveMovieCategories, &pEnumCat, 0);
1042 if (FAILED(hr)) {
1043 ICreateDevEnum_Release(pCreateDevEnum);
1044 return hr;
1045 }
1046
1047 while (IEnumMoniker_Next(pEnumCat, 1, &pMonikerCat, NULL) == S_OK)
1048 {
1049 IPropertyBag * pPropBagCat = NULL;
1050 VARIANT var;
1051 HRESULT hrSub; /* this is so that one buggy filter
1052 doesn't make the whole lot fail */
1053
1054 VariantInit(&var);
1055
1056 hrSub = IMoniker_BindToStorage(pMonikerCat, NULL, NULL, &IID_IPropertyBag, (LPVOID*)&pPropBagCat);
1057
1058 if (SUCCEEDED(hrSub))
1059 hrSub = IPropertyBag_Read(pPropBagCat, wszMeritName, &var, NULL);
1060
1061 if (SUCCEEDED(hrSub) && (V_UNION(&var, ulVal) >= dwMerit))
1062 {
1063 CLSID clsidCat;
1064 IEnumMoniker * pEnum;
1065 IMoniker * pMoniker;
1066
1067 VariantClear(&var);
1068
1069 if (TRACE_ON(quartz))
1070 {
1071 VARIANT temp;
1072 V_VT(&temp) = VT_EMPTY;
1073 IPropertyBag_Read(pPropBagCat, wszFriendlyName, &temp, NULL);
1074 TRACE("Considering category %s\n", debugstr_w(V_UNION(&temp, bstrVal)));
1075 VariantClear(&temp);
1076 }
1077
1078 hrSub = IPropertyBag_Read(pPropBagCat, wszClsidName, &var, NULL);
1079
1080 if (SUCCEEDED(hrSub))
1081 hrSub = CLSIDFromString(V_UNION(&var, bstrVal), &clsidCat);
1082
1083 if (SUCCEEDED(hrSub))
1084 hrSub = ICreateDevEnum_CreateClassEnumerator(pCreateDevEnum, &clsidCat, &pEnum, 0);
1085
1086 if (hrSub == S_OK)
1087 {
1088 while (IEnumMoniker_Next(pEnum, 1, &pMoniker, NULL) == S_OK)
1089 {
1090 IPropertyBag * pPropBag = NULL;
1091 VARIANT var;
1092 BYTE *pData = NULL;
1093 REGFILTER2 rf2;
1094 DWORD i;
1095 BOOL bInputMatch = !bInputNeeded;
1096 BOOL bOutputMatch = !bOutputNeeded;
1097
1098 ZeroMemory(&rf2, sizeof(rf2));
1099 VariantInit(&var);
1100
1101 hrSub = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (LPVOID*)&pPropBag);
1102
1103 if (TRACE_ON(quartz))
1104 {
1105 VARIANT temp;
1106 V_VT(&temp) = VT_EMPTY;
1107 IPropertyBag_Read(pPropBag, wszFriendlyName, &temp, NULL);
1108 TRACE("Considering filter %s\n", debugstr_w(V_UNION(&temp, bstrVal)));
1109 VariantClear(&temp);
1110 }
1111
1112 if (SUCCEEDED(hrSub))
1113 {
1114 hrSub = IPropertyBag_Read(pPropBag, wszFilterDataName, &var, NULL);
1115 }
1116
1117 if (SUCCEEDED(hrSub))
1118 hrSub = SafeArrayAccessData(V_UNION(&var, parray), (LPVOID*)&pData);
1119
1120 if (SUCCEEDED(hrSub))
1121 hrSub = FM2_ReadFilterData(pData, &rf2);
1122
1123 if (pData)
1124 SafeArrayUnaccessData(V_UNION(&var, parray));
1125
1126 VariantClear(&var);
1127
1128 /* Logic used for bInputMatch expression:
1129 * There exists some pin such that bInputNeeded implies (pin is an input and
1130 * (bRender implies pin has render flag) and major/minor types members of
1131 * pInputTypes )
1132 * bOutputMatch is similar, but without the "bRender implies ..." part
1133 * and substituting variables names containing input for output
1134 */
1135
1136 /* determine whether filter meets requirements */
1137 if (SUCCEEDED(hrSub) && (rf2.dwMerit >= dwMerit))
1138 {
1139 for (i = 0; (i < rf2.u.s1.cPins2) && (!bInputMatch || !bOutputMatch); i++)
1140 {
1141 const REGFILTERPINS2 * rfp2 = rf2.u.s1.rgPins2 + i;
1142
1143 bInputMatch = bInputMatch || (!(rfp2->dwFlags & REG_PINFLAG_B_OUTPUT) &&
1144 (!bRender || (rfp2->dwFlags & REG_PINFLAG_B_RENDERER)) &&
1145 MatchTypes(bExactMatch, rfp2->nMediaTypes, rfp2->lpMediaType, cInputTypes, pInputTypes));
1146 bOutputMatch = bOutputMatch || ((rfp2->dwFlags & REG_PINFLAG_B_OUTPUT) &&
1147 MatchTypes(bExactMatch, rfp2->nMediaTypes, rfp2->lpMediaType, cOutputTypes, pOutputTypes));
1148 }
1149
1150 if (bInputMatch && bOutputMatch)
1151 {
1152 struct MONIKER_MERIT mm = {pMoniker, rf2.dwMerit};
1153 IMoniker_AddRef(pMoniker);
1154 add_data(&monikers, (LPBYTE)&mm, sizeof(mm));
1155 }
1156 }
1157
1158 FM2_DeleteRegFilter(&rf2);
1159 if (pPropBag)
1160 IPropertyBag_Release(pPropBag);
1161 IMoniker_Release(pMoniker);
1162 }
1163 IEnumMoniker_Release(pEnum);
1164 }
1165 }
1166
1167 VariantClear(&var);
1168 if (pPropBagCat)
1169 IPropertyBag_Release(pPropBagCat);
1170 IMoniker_Release(pMonikerCat);
1171 }
1172
1173 if (SUCCEEDED(hr))
1174 {
1175 IMoniker ** ppMoniker;
1176 unsigned int i;
1177 ULONG nMonikerCount = monikers.current / sizeof(struct MONIKER_MERIT);
1178
1179 /* sort the monikers in descending merit order */
1180 qsort(monikers.pData, nMonikerCount,
1181 sizeof(struct MONIKER_MERIT),
1182 mm_compare);
1183
1184 /* construct an IEnumMoniker interface */
1185 ppMoniker = CoTaskMemAlloc(nMonikerCount * sizeof(IMoniker *));
1186 for (i = 0; i < nMonikerCount; i++)
1187 {
1188 /* no need to AddRef here as already AddRef'd above */
1189 ppMoniker[i] = ((struct MONIKER_MERIT *)monikers.pData)[i].pMoniker;
1190 }
1191 hr = EnumMonikerImpl_Create(ppMoniker, nMonikerCount, ppEnum);
1192 CoTaskMemFree(ppMoniker);
1193 }
1194
1195 delete_vector(&monikers);
1196 IEnumMoniker_Release(pEnumCat);
1197 ICreateDevEnum_Release(pCreateDevEnum);
1198
1199 return hr;
1200 }
1201
1202 static const IFilterMapper2Vtbl fm2vtbl =
1203 {
1204
1205 FilterMapper2_QueryInterface,
1206 FilterMapper2_AddRef,
1207 FilterMapper2_Release,
1208
1209 FilterMapper2_CreateCategory,
1210 FilterMapper2_UnregisterFilter,
1211 FilterMapper2_RegisterFilter,
1212 FilterMapper2_EnumMatchingFilters
1213 };
1214
1215 /*** IUnknown methods ***/
1216
1217 static HRESULT WINAPI FilterMapper_QueryInterface(IFilterMapper * iface, REFIID riid, LPVOID *ppv)
1218 {
1219 FilterMapper2Impl *This = impl_from_IFilterMapper(iface);
1220
1221 TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
1222
1223 return FilterMapper2_QueryInterface((IFilterMapper2*)&This->lpVtbl, riid, ppv);
1224 }
1225
1226 static ULONG WINAPI FilterMapper_AddRef(IFilterMapper * iface)
1227 {
1228 FilterMapper2Impl *This = impl_from_IFilterMapper(iface);
1229
1230 return FilterMapper2_AddRef((IFilterMapper2*)This);
1231 }
1232
1233 static ULONG WINAPI FilterMapper_Release(IFilterMapper * iface)
1234 {
1235 FilterMapper2Impl *This = impl_from_IFilterMapper(iface);
1236
1237 return FilterMapper2_Release((IFilterMapper2*)This);
1238 }
1239
1240 /*** IFilterMapper methods ***/
1241
1242 static HRESULT WINAPI FilterMapper_EnumMatchingFilters(
1243 IFilterMapper * iface,
1244 IEnumRegFilters **ppEnum,
1245 DWORD dwMerit,
1246 BOOL bInputNeeded,
1247 CLSID clsInMaj,
1248 CLSID clsInSub,
1249 BOOL bRender,
1250 BOOL bOutputNeeded,
1251 CLSID clsOutMaj,
1252 CLSID clsOutSub)
1253 {
1254 FilterMapper2Impl *This = impl_from_IFilterMapper(iface);
1255 GUID InputType[2];
1256 GUID OutputType[2];
1257 IEnumMoniker* ppEnumMoniker;
1258 IMoniker* IMon;
1259 ULONG nb;
1260 ULONG idx = 0, nb_mon = 0;
1261 REGFILTER* regfilters;
1262 HRESULT hr;
1263
1264 TRACE("(%p/%p)->(%p, %x, %s, %s, %s, %s, %s, %s, %s) stub!\n",
1265 iface,This,
1266 ppEnum,
1267 dwMerit,
1268 bInputNeeded ? "true" : "false",
1269 debugstr_guid(&clsInMaj),
1270 debugstr_guid(&clsInSub),
1271 bRender ? "true" : "false",
1272 bOutputNeeded ? "true" : "false",
1273 debugstr_guid(&clsOutMaj),
1274 debugstr_guid(&clsOutSub));
1275
1276 InputType[0] = clsInMaj;
1277 InputType[1] = clsInSub;
1278 OutputType[0] = clsOutMaj;
1279 OutputType[1] = clsOutSub;
1280
1281 *ppEnum = NULL;
1282
1283 hr = IFilterMapper2_EnumMatchingFilters((IFilterMapper2*)This,
1284 &ppEnumMoniker,
1285 0,
1286 TRUE,
1287 dwMerit,
1288 bInputNeeded,
1289 1,
1290 InputType,
1291 NULL,
1292 &GUID_NULL,
1293 bRender,
1294 bOutputNeeded,
1295 1,
1296 OutputType,
1297 NULL,
1298 &GUID_NULL);
1299
1300 if (FAILED(hr))
1301 return hr;
1302
1303 while(IEnumMoniker_Next(ppEnumMoniker, 1, &IMon, &nb) == S_OK)
1304 {
1305 IMoniker_Release(IMon);
1306 nb_mon++;
1307 }
1308
1309 if (!nb_mon)
1310 {
1311 IEnumMoniker_Release(ppEnumMoniker);
1312 return IEnumRegFiltersImpl_Construct(NULL, 0, ppEnum);
1313 }
1314
1315 regfilters = CoTaskMemAlloc(nb_mon * sizeof(REGFILTER));
1316 if (!regfilters)
1317 {
1318 IEnumMoniker_Release(ppEnumMoniker);
1319 return E_OUTOFMEMORY;
1320 }
1321 ZeroMemory(regfilters, nb_mon * sizeof(REGFILTER)); /* will prevent bad free of Name in case of error. */
1322
1323 IEnumMoniker_Reset(ppEnumMoniker);
1324 while(IEnumMoniker_Next(ppEnumMoniker, 1, &IMon, &nb) == S_OK)
1325 {
1326 IPropertyBag * pPropBagCat = NULL;
1327 VARIANT var;
1328 HRESULT hrSub;
1329 GUID clsid;
1330 int len;
1331
1332 VariantInit(&var);
1333
1334 hrSub = IMoniker_BindToStorage(IMon, NULL, NULL, &IID_IPropertyBag, (LPVOID*)&pPropBagCat);
1335
1336 if (SUCCEEDED(hrSub))
1337 hrSub = IPropertyBag_Read(pPropBagCat, wszClsidName, &var, NULL);
1338
1339 if (SUCCEEDED(hrSub))
1340 hrSub = CLSIDFromString(V_UNION(&var, bstrVal), &clsid);
1341
1342 VariantClear(&var);
1343
1344 if (SUCCEEDED(hrSub))
1345 hrSub = IPropertyBag_Read(pPropBagCat, wszFriendlyName, &var, NULL);
1346
1347 if (SUCCEEDED(hrSub))
1348 {
1349 len = (strlenW(V_UNION(&var, bstrVal))+1) * sizeof(WCHAR);
1350 if (!(regfilters[idx].Name = CoTaskMemAlloc(len*2)))
1351 hr = E_OUTOFMEMORY;
1352 }
1353
1354 if (SUCCEEDED(hrSub) && regfilters[idx].Name)
1355 {
1356 memcpy(regfilters[idx].Name, V_UNION(&var, bstrVal), len);
1357 regfilters[idx].Clsid = clsid;
1358 idx++;
1359 }
1360
1361 if (pPropBagCat)
1362 IPropertyBag_Release(pPropBagCat);
1363 IMoniker_Release(IMon);
1364 VariantClear(&var);
1365 }
1366
1367 if (SUCCEEDED(hr))
1368 {
1369 hr = IEnumRegFiltersImpl_Construct(regfilters, nb_mon, ppEnum);
1370 }
1371
1372 for (idx = 0; idx < nb_mon; idx++)
1373 CoTaskMemFree(regfilters[idx].Name);
1374 CoTaskMemFree(regfilters);
1375 IEnumMoniker_Release(ppEnumMoniker);
1376
1377 return hr;
1378 }
1379
1380
1381 static HRESULT WINAPI FilterMapper_RegisterFilter(IFilterMapper * iface, CLSID clsid, LPCWSTR szName, DWORD dwMerit)
1382 {
1383 HRESULT hr;
1384 LPWSTR wszClsid = NULL;
1385 HKEY hKey;
1386 LONG lRet;
1387 WCHAR wszKeyName[ARRAYSIZE(wszFilterSlash)-1 + (CHARS_IN_GUID-1) + 1];
1388
1389 TRACE("(%p)->(%s, %s, %x)\n", iface, debugstr_guid(&clsid), debugstr_w(szName), dwMerit);
1390
1391 hr = StringFromCLSID(&clsid, &wszClsid);
1392
1393 if (SUCCEEDED(hr))
1394 {
1395 strcpyW(wszKeyName, wszFilterSlash);
1396 strcatW(wszKeyName, wszClsid);
1397
1398 lRet = RegCreateKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
1399 hr = HRESULT_FROM_WIN32(lRet);
1400 }
1401
1402 if (SUCCEEDED(hr))
1403 {
1404 lRet = RegSetValueExW(hKey, NULL, 0, REG_SZ, (const BYTE*)szName, (strlenW(szName) + 1) * sizeof(WCHAR));
1405 hr = HRESULT_FROM_WIN32(lRet);
1406 CloseHandle(hKey);
1407 }
1408
1409 if (SUCCEEDED(hr))
1410 {
1411 strcpyW(wszKeyName, wszClsidSlash);
1412 strcatW(wszKeyName, wszClsid);
1413
1414 lRet = RegCreateKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
1415 hr = HRESULT_FROM_WIN32(lRet);
1416 }
1417
1418 if (SUCCEEDED(hr))
1419 {
1420 lRet = RegSetValueExW(hKey, wszMeritName, 0, REG_DWORD, (LPBYTE)&dwMerit, sizeof(dwMerit));
1421 hr = HRESULT_FROM_WIN32(lRet);
1422 CloseHandle(hKey);
1423 }
1424
1425 CoTaskMemFree(wszClsid);
1426
1427 return hr;
1428 }
1429
1430 static HRESULT WINAPI FilterMapper_RegisterFilterInstance(IFilterMapper * iface, CLSID clsid, LPCWSTR szName, CLSID *MRId)
1431 {
1432 TRACE("(%p)->(%s, %s, %p)\n", iface, debugstr_guid(&clsid), debugstr_w(szName), MRId);
1433
1434 /* Not implemented in Windows (tested on Win2k) */
1435
1436 return E_NOTIMPL;
1437 }
1438
1439 static HRESULT WINAPI FilterMapper_RegisterPin(
1440 IFilterMapper * iface,
1441 CLSID Filter,
1442 LPCWSTR szName,
1443 BOOL bRendered,
1444 BOOL bOutput,
1445 BOOL bZero,
1446 BOOL bMany,
1447 CLSID ConnectsToFilter,
1448 LPCWSTR ConnectsToPin)
1449 {
1450 HRESULT hr;
1451 LONG lRet;
1452 LPWSTR wszClsid = NULL;
1453 HKEY hKey = NULL;
1454 HKEY hPinsKey = NULL;
1455 WCHAR * wszPinsKeyName;
1456 WCHAR wszKeyName[ARRAYSIZE(wszClsidSlash)-1 + (CHARS_IN_GUID-1) + 1];
1457
1458 TRACE("(%p)->(%s, %s, %d, %d, %d, %d, %s, %s)\n", iface, debugstr_guid(&Filter), debugstr_w(szName), bRendered,
1459 bOutput, bZero, bMany, debugstr_guid(&ConnectsToFilter), debugstr_w(ConnectsToPin));
1460
1461 hr = StringFromCLSID(&Filter, &wszClsid);
1462
1463 if (SUCCEEDED(hr))
1464 {
1465 strcpyW(wszKeyName, wszClsidSlash);
1466 strcatW(wszKeyName, wszClsid);
1467
1468 lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, KEY_WRITE, &hKey);
1469 hr = HRESULT_FROM_WIN32(lRet);
1470 }
1471
1472 if (SUCCEEDED(hr))
1473 {
1474 wszPinsKeyName = CoTaskMemAlloc((strlenW(wszPins) + 1 + strlenW(szName) + 1) * 2);
1475 if (!wszPinsKeyName)
1476 hr = E_OUTOFMEMORY;
1477 }
1478
1479 if (SUCCEEDED(hr))
1480 {
1481 strcpyW(wszPinsKeyName, wszPins);
1482 strcatW(wszPinsKeyName, wszSlash);
1483 strcatW(wszPinsKeyName, szName);
1484
1485 lRet = RegCreateKeyExW(hKey, wszPinsKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hPinsKey, NULL);
1486 hr = HRESULT_FROM_WIN32(lRet);
1487 CoTaskMemFree(wszPinsKeyName);
1488 }
1489
1490 if (SUCCEEDED(hr))
1491 {
1492 lRet = RegSetValueExW(hPinsKey, wszAllowedMany, 0, REG_DWORD, (LPBYTE)&bMany, sizeof(bMany));
1493 hr = HRESULT_FROM_WIN32(lRet);
1494 }
1495
1496 if (SUCCEEDED(hr))
1497 {
1498 lRet = RegSetValueExW(hPinsKey, wszAllowedZero, 0, REG_DWORD, (LPBYTE)&bZero, sizeof(bZero));
1499 hr = HRESULT_FROM_WIN32(lRet);
1500 }
1501
1502 if (SUCCEEDED(hr))
1503 {
1504 lRet = RegSetValueExW(hPinsKey, wszDirection, 0, REG_DWORD, (LPBYTE)&bOutput, sizeof(bOutput));
1505 hr = HRESULT_FROM_WIN32(lRet);
1506 }
1507
1508 if (SUCCEEDED(hr))
1509 {
1510 lRet = RegSetValueExW(hPinsKey, wszIsRendered, 0, REG_DWORD, (LPBYTE)&bRendered, sizeof(bRendered));
1511 hr = HRESULT_FROM_WIN32(lRet);
1512 }
1513
1514 if (SUCCEEDED(hr))
1515 {
1516 HKEY hkeyDummy = NULL;
1517
1518 lRet = RegCreateKeyExW(hPinsKey, wszTypes, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hkeyDummy, NULL);
1519 hr = HRESULT_FROM_WIN32(lRet);
1520
1521 if (hkeyDummy) RegCloseKey(hkeyDummy);
1522 }
1523
1524 CoTaskMemFree(wszClsid);
1525 if (hKey)
1526 CloseHandle(hKey);
1527 if (hPinsKey)
1528 CloseHandle(hPinsKey);
1529
1530 return hr;
1531 }
1532
1533
1534 static HRESULT WINAPI FilterMapper_RegisterPinType(
1535 IFilterMapper * iface,
1536 CLSID clsFilter,
1537 LPCWSTR szName,
1538 CLSID clsMajorType,
1539 CLSID clsSubType)
1540 {
1541 HRESULT hr;
1542 LONG lRet;
1543 LPWSTR wszClsid = NULL;
1544 LPWSTR wszClsidMajorType = NULL;
1545 LPWSTR wszClsidSubType = NULL;
1546 HKEY hKey = NULL;
1547 WCHAR * wszTypesKey;
1548 WCHAR wszKeyName[MAX_PATH];
1549
1550 TRACE("(%p)->(%s, %s, %s, %s)\n", iface, debugstr_guid(&clsFilter), debugstr_w(szName),
1551 debugstr_guid(&clsMajorType), debugstr_guid(&clsSubType));
1552
1553 hr = StringFromCLSID(&clsFilter, &wszClsid);
1554
1555 if (SUCCEEDED(hr))
1556 {
1557 hr = StringFromCLSID(&clsMajorType, &wszClsidMajorType);
1558 }
1559
1560 if (SUCCEEDED(hr))
1561 {
1562 hr = StringFromCLSID(&clsSubType, &wszClsidSubType);
1563 }
1564
1565 if (SUCCEEDED(hr))
1566 {
1567 wszTypesKey = CoTaskMemAlloc((strlenW(wszClsidSlash) + strlenW(wszClsid) + strlenW(wszPins) +
1568 strlenW(szName) + strlenW(wszTypes) + 3 + 1) * 2);
1569 if (!wszTypesKey)
1570 hr = E_OUTOFMEMORY;
1571 }
1572
1573 if (SUCCEEDED(hr))
1574 {
1575 strcpyW(wszTypesKey, wszClsidSlash);
1576 strcatW(wszTypesKey, wszClsid);
1577 strcatW(wszTypesKey, wszSlash);
1578 strcatW(wszTypesKey, wszPins);
1579 strcatW(wszTypesKey, wszSlash);
1580 strcatW(wszTypesKey, szName);
1581 strcatW(wszTypesKey, wszSlash);
1582 strcatW(wszTypesKey, wszTypes);
1583
1584 lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszTypesKey, 0, KEY_WRITE, &hKey);
1585 hr = HRESULT_FROM_WIN32(lRet);
1586 CoTaskMemFree(wszTypesKey);
1587 }
1588
1589 if (SUCCEEDED(hr))
1590 {
1591 HKEY hkeyDummy = NULL;
1592
1593 strcpyW(wszKeyName, wszClsidMajorType);
1594 strcatW(wszKeyName, wszSlash);
1595 strcatW(wszKeyName, wszClsidSubType);
1596
1597 lRet = RegCreateKeyExW(hKey, wszKeyName, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hkeyDummy, NULL);
1598 hr = HRESULT_FROM_WIN32(lRet);
1599 CloseHandle(hKey);
1600
1601 if (hkeyDummy) RegCloseKey(hkeyDummy);
1602 }
1603
1604 CoTaskMemFree(wszClsid);
1605 CoTaskMemFree(wszClsidMajorType);
1606 CoTaskMemFree(wszClsidSubType);
1607
1608 return hr;
1609 }
1610
1611 static HRESULT WINAPI FilterMapper_UnregisterFilter(IFilterMapper * iface, CLSID Filter)
1612 {
1613 HRESULT hr;
1614 LONG lRet;
1615 LPWSTR wszClsid = NULL;
1616 HKEY hKey;
1617 WCHAR wszKeyName[ARRAYSIZE(wszClsidSlash)-1 + (CHARS_IN_GUID-1) + 1];
1618
1619 TRACE("(%p)->(%s)\n", iface, debugstr_guid(&Filter));
1620
1621 hr = StringFromCLSID(&Filter, &wszClsid);
1622
1623 if (SUCCEEDED(hr))
1624 {
1625 lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszFilter, 0, KEY_WRITE, &hKey);
1626 hr = HRESULT_FROM_WIN32(lRet);
1627 }
1628
1629 if (SUCCEEDED(hr))
1630 {
1631 lRet = RegDeleteKeyW(hKey, wszClsid);
1632 hr = HRESULT_FROM_WIN32(lRet);
1633 CloseHandle(hKey);
1634 }
1635
1636 if (SUCCEEDED(hr))
1637 {
1638 strcpyW(wszKeyName, wszClsidSlash);
1639 strcatW(wszKeyName, wszClsid);
1640
1641 lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, KEY_WRITE, &hKey);
1642 hr = HRESULT_FROM_WIN32(lRet);
1643 }
1644
1645 if (SUCCEEDED(hr))
1646 {
1647 lRet = RegDeleteValueW(hKey, wszMeritName);
1648 if (lRet != ERROR_SUCCESS)
1649 hr = HRESULT_FROM_WIN32(lRet);
1650
1651 lRet = RegDeleteTreeW(hKey, wszPins);
1652 if (lRet != ERROR_SUCCESS)
1653 hr = HRESULT_FROM_WIN32(lRet);
1654
1655 CloseHandle(hKey);
1656 }
1657
1658 CoTaskMemFree(wszClsid);
1659
1660 return hr;
1661 }
1662
1663 static HRESULT WINAPI FilterMapper_UnregisterFilterInstance(IFilterMapper * iface, CLSID MRId)
1664 {
1665 TRACE("(%p)->(%s)\n", iface, debugstr_guid(&MRId));
1666
1667 /* Not implemented in Windows (tested on Win2k) */
1668
1669 return E_NOTIMPL;
1670 }
1671
1672 static HRESULT WINAPI FilterMapper_UnregisterPin(IFilterMapper * iface, CLSID Filter, LPCWSTR Name)
1673 {
1674 HRESULT hr;
1675 LONG lRet;
1676 LPWSTR wszClsid = NULL;
1677 HKEY hKey = NULL;
1678 WCHAR * wszPinNameKey;
1679 WCHAR wszKeyName[ARRAYSIZE(wszClsidSlash)-1 + (CHARS_IN_GUID-1) + 1];
1680
1681 TRACE("(%p)->(%s, %s)\n", iface, debugstr_guid(&Filter), debugstr_w(Name));
1682
1683 if (!Name)
1684 return E_INVALIDARG;
1685
1686 hr = StringFromCLSID(&Filter, &wszClsid);
1687
1688 if (SUCCEEDED(hr))
1689 {
1690 strcpyW(wszKeyName, wszClsidSlash);
1691 strcatW(wszKeyName, wszClsid);
1692
1693 lRet = RegOpenKeyExW(HKEY_CLASSES_ROOT, wszKeyName, 0, KEY_WRITE, &hKey);
1694 hr = HRESULT_FROM_WIN32(lRet);
1695 }
1696
1697 if (SUCCEEDED(hr))
1698 {
1699 wszPinNameKey = CoTaskMemAlloc((strlenW(wszPins) + 1 + strlenW(Name) + 1) * 2);
1700 if (!wszPinNameKey)
1701 hr = E_OUTOFMEMORY;
1702 }
1703
1704 if (SUCCEEDED(hr))
1705 {
1706 strcpyW(wszPinNameKey, wszPins);
1707 strcatW(wszPinNameKey, wszSlash);
1708 strcatW(wszPinNameKey, Name);
1709
1710 lRet = RegDeleteTreeW(hKey, wszPinNameKey);
1711 hr = HRESULT_FROM_WIN32(lRet);
1712 CoTaskMemFree(wszPinNameKey);
1713 }
1714
1715 CoTaskMemFree(wszClsid);
1716 if (hKey)
1717 CloseHandle(hKey);
1718
1719 return hr;
1720 }
1721
1722 static const IFilterMapperVtbl fmvtbl =
1723 {
1724
1725 FilterMapper_QueryInterface,
1726 FilterMapper_AddRef,
1727 FilterMapper_Release,
1728
1729 FilterMapper_RegisterFilter,
1730 FilterMapper_RegisterFilterInstance,
1731 FilterMapper_RegisterPin,
1732 FilterMapper_RegisterPinType,
1733 FilterMapper_UnregisterFilter,
1734 FilterMapper_UnregisterFilterInstance,
1735 FilterMapper_UnregisterPin,
1736 FilterMapper_EnumMatchingFilters
1737 };
1738
1739
1740 /*** IUnknown methods ***/
1741 static HRESULT WINAPI AMFilterData_QueryInterface(IAMFilterData * iface, REFIID riid, LPVOID *ppv)
1742 {
1743 FilterMapper2Impl *This = impl_from_IAMFilterData(iface);
1744
1745 return FilterMapper2_QueryInterface((IFilterMapper2*)This, riid, ppv);
1746 }
1747
1748 static ULONG WINAPI AMFilterData_AddRef(IAMFilterData * iface)
1749 {
1750 FilterMapper2Impl *This = impl_from_IAMFilterData(iface);
1751
1752 return FilterMapper2_AddRef((IFilterMapper2*)This);
1753 }
1754
1755 static ULONG WINAPI AMFilterData_Release(IAMFilterData * iface)
1756 {
1757 FilterMapper2Impl *This = impl_from_IAMFilterData(iface);
1758
1759 return FilterMapper2_Release((IFilterMapper2*)This);
1760 }
1761
1762 /*** IAMFilterData methods ***/
1763 static HRESULT WINAPI AMFilterData_ParseFilterData(IAMFilterData* iface,
1764 BYTE *pData, ULONG cb,
1765 BYTE **ppRegFilter2)
1766 {
1767 FilterMapper2Impl *This = impl_from_IAMFilterData(iface);
1768 HRESULT hr = S_OK;
1769 REGFILTER2 *prf2;
1770
1771 TRACE("(%p/%p)->(%p, %d, %p)\n", This, iface, pData, cb, ppRegFilter2);
1772
1773 prf2 = CoTaskMemAlloc(sizeof(*prf2));
1774 if (!prf2)
1775 return E_OUTOFMEMORY;
1776 *ppRegFilter2 = (BYTE *)&prf2;
1777
1778 hr = FM2_ReadFilterData(pData, prf2);
1779 if (FAILED(hr))
1780 {
1781 CoTaskMemFree(prf2);
1782 *ppRegFilter2 = NULL;
1783 }
1784
1785 return hr;
1786 }
1787
1788 static HRESULT WINAPI AMFilterData_CreateFilterData(IAMFilterData* iface,
1789 REGFILTER2 *prf2,
1790 BYTE **pRegFilterData,
1791 ULONG *pcb)
1792 {
1793 FilterMapper2Impl *This = impl_from_IAMFilterData(iface);
1794
1795 TRACE("(%p/%p)->(%p, %p, %p)\n", This, iface, prf2, pRegFilterData, pcb);
1796
1797 return FM2_WriteFilterData(prf2, pRegFilterData, pcb);
1798 }
1799
1800 static const IAMFilterDataVtbl AMFilterDataVtbl = {
1801 AMFilterData_QueryInterface,
1802 AMFilterData_AddRef,
1803 AMFilterData_Release,
1804 AMFilterData_ParseFilterData,
1805 AMFilterData_CreateFilterData
1806 };