dlls/qcap/capturegraph.c

   1 /* Capture Graph Builder, Minimal edition
   2  *
   3  * Copyright 2005 Maarten Lankhorst
   4  * Copyright 2005 Rolf Kalbermatter
   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 #include "qcap_private.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(qcap);
  24
  25 /***********************************************************************
  26 *   ICaptureGraphBuilder & ICaptureGraphBuilder2 implementation
  27 */
  28 typedef struct CaptureGraphImpl
  29 {
  30     ICaptureGraphBuilder2 ICaptureGraphBuilder2_iface;
  31     ICaptureGraphBuilder ICaptureGraphBuilder_iface;
  32     LONG ref;
  33     IGraphBuilder *mygraph;
  34     CRITICAL_SECTION csFilter;
  35 } CaptureGraphImpl;
  36
  37 static const ICaptureGraphBuilderVtbl builder_Vtbl;
  38 static const ICaptureGraphBuilder2Vtbl builder2_Vtbl;
  39
  40 static inline CaptureGraphImpl *impl_from_ICaptureGraphBuilder(ICaptureGraphBuilder *iface)
  41 {
  42     return CONTAINING_RECORD(iface, CaptureGraphImpl, ICaptureGraphBuilder_iface);
  43 }
  44
  45 static inline CaptureGraphImpl *impl_from_ICaptureGraphBuilder2(ICaptureGraphBuilder2 *iface)
  46 {
  47     return CONTAINING_RECORD(iface, CaptureGraphImpl, ICaptureGraphBuilder2_iface);
  48 }
  49
  50
  51 HRESULT capture_graph_create(IUnknown *outer, IUnknown **out)
  52 {
  53     CaptureGraphImpl *object;
  54
  55     if (outer)
  56         return CLASS_E_NOAGGREGATION;
  57
  58     if (!(object = calloc(1, sizeof(*object))))
  59         return E_OUTOFMEMORY;
  60
  61     object->ICaptureGraphBuilder2_iface.lpVtbl = &builder2_Vtbl;
  62     object->ICaptureGraphBuilder_iface.lpVtbl = &builder_Vtbl;
  63     object->ref = 1;
  64     object->mygraph = NULL;
  65     InitializeCriticalSection(&object->csFilter);
  66     object->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": CaptureGraphImpl.csFilter");
  67
  68     TRACE("Created capture graph builder %p.\n", object);
  69     ObjectRefCount(TRUE);
  70     *out = (IUnknown *)&object->ICaptureGraphBuilder_iface;
  71     return S_OK;
  72 }
  73
  74 static HRESULT WINAPI
  75 fnCaptureGraphBuilder2_QueryInterface(ICaptureGraphBuilder2 * iface,
  76                                       REFIID riid,
  77                                       LPVOID * ppv)
  78 {
  79     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
  80
  81     TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv);
  82
  83     *ppv = NULL;
  84     if (IsEqualIID(riid, &IID_IUnknown))
  85         *ppv = &This->ICaptureGraphBuilder2_iface;
  86     else if (IsEqualIID(riid, &IID_ICaptureGraphBuilder))
  87         *ppv = &This->ICaptureGraphBuilder_iface;
  88     else if (IsEqualIID(riid, &IID_ICaptureGraphBuilder2))
  89         *ppv = &This->ICaptureGraphBuilder2_iface;
  90
  91     if (*ppv)
  92     {
  93         IUnknown_AddRef((IUnknown *)(*ppv));
  94         TRACE ("-- Interface = %p\n", *ppv);
  95         return S_OK;
  96     }
  97
  98     TRACE ("-- Interface: E_NOINTERFACE\n");
  99     return E_NOINTERFACE;
 100 }
 101
 102 static ULONG WINAPI
 103 fnCaptureGraphBuilder2_AddRef(ICaptureGraphBuilder2 * iface)
 104 {
 105     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 106     DWORD ref = InterlockedIncrement(&This->ref);
 107
 108     TRACE("(%p/%p)->() AddRef from %d\n", This, iface, ref - 1);
 109     return ref;
 110 }
 111
 112 static ULONG WINAPI fnCaptureGraphBuilder2_Release(ICaptureGraphBuilder2 * iface)
 113 {
 114     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 115     DWORD ref = InterlockedDecrement(&This->ref);
 116
 117     TRACE("(%p/%p)->() Release from %d\n", This, iface, ref + 1);
 118
 119     if (!ref)
 120     {
 121         This->csFilter.DebugInfo->Spare[0] = 0;
 122         DeleteCriticalSection(&This->csFilter);
 123         if (This->mygraph)
 124             IGraphBuilder_Release(This->mygraph);
 125         free(This);
 126         ObjectRefCount(FALSE);
 127     }
 128     return ref;
 129 }
 130
 131 static HRESULT WINAPI
 132 fnCaptureGraphBuilder2_SetFilterGraph(ICaptureGraphBuilder2 * iface,
 133                                       IGraphBuilder *pfg)
 134 {
 135 /* The graph builder will automatically create a filter graph if you don't call
 136    this method. If you call this method after the graph builder has created its
 137    own filter graph, the call will fail. */
 138     IMediaEvent *pmev;
 139     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 140
 141     TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
 142
 143     if (This->mygraph)
 144         return E_UNEXPECTED;
 145
 146     if (!pfg)
 147         return E_POINTER;
 148
 149     This->mygraph = pfg;
 150     IGraphBuilder_AddRef(This->mygraph);
 151     if (SUCCEEDED(IGraphBuilder_QueryInterface(This->mygraph,
 152                                           &IID_IMediaEvent, (LPVOID *)&pmev)))
 153     {
 154         IMediaEvent_CancelDefaultHandling(pmev, EC_REPAINT);
 155         IMediaEvent_Release(pmev);
 156     }
 157     return S_OK;
 158 }
 159
 160 static HRESULT WINAPI
 161 fnCaptureGraphBuilder2_GetFilterGraph(ICaptureGraphBuilder2 * iface,
 162                                       IGraphBuilder **pfg)
 163 {
 164     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 165
 166     TRACE("(%p/%p)->(%p)\n", This, iface, pfg);
 167
 168     if (!pfg)
 169         return E_POINTER;
 170
 171     *pfg = This->mygraph;
 172     if (!This->mygraph)
 173     {
 174         TRACE("(%p) Getting NULL filtergraph\n", iface);
 175         return E_UNEXPECTED;
 176     }
 177
 178     IGraphBuilder_AddRef(This->mygraph);
 179
 180     TRACE("(%p) return filtergraph %p\n", iface, *pfg);
 181     return S_OK;
 182 }
 183
 184 static HRESULT WINAPI
 185 fnCaptureGraphBuilder2_SetOutputFileName(ICaptureGraphBuilder2 * iface,
 186                                          const GUID *pType,
 187                                          LPCOLESTR lpstrFile,
 188                                          IBaseFilter **ppf,
 189                                          IFileSinkFilter **ppSink)
 190 {
 191     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 192
 193     FIXME("(%p/%p)->(%s, %s, %p, %p) Stub!\n", This, iface,
 194           debugstr_guid(pType), debugstr_w(lpstrFile), ppf, ppSink);
 195
 196     return E_NOTIMPL;
 197 }
 198
 199 static BOOL pin_has_majortype(IPin *pin, const GUID *majortype)
 200 {
 201     IEnumMediaTypes *enummt;
 202     AM_MEDIA_TYPE *mt;
 203
 204     if (FAILED(IPin_EnumMediaTypes(pin, &enummt)))
 205         return FALSE;
 206
 207     while (IEnumMediaTypes_Next(enummt, 1, &mt, NULL) == S_OK)
 208     {
 209         if (IsEqualGUID(&mt->majortype, majortype))
 210         {
 211             DeleteMediaType(mt);
 212             IEnumMediaTypes_Release(enummt);
 213             return TRUE;
 214         }
 215         DeleteMediaType(mt);
 216     }
 217     IEnumMediaTypes_Release(enummt);
 218     return FALSE;
 219 }
 220
 221 static BOOL pin_matches(IPin *pin, PIN_DIRECTION dir, const GUID *category,
 222         const GUID *majortype, BOOL unconnected)
 223 {
 224     PIN_DIRECTION candidate_dir;
 225     HRESULT hr;
 226     IPin *peer;
 227
 228     if (FAILED(hr = IPin_QueryDirection(pin, &candidate_dir)))
 229         ERR("Failed to query direction, hr %#x.\n", hr);
 230
 231     if (dir != candidate_dir)
 232         return FALSE;
 233
 234     if (unconnected && IPin_ConnectedTo(pin, &peer) == S_OK && peer)
 235     {
 236         IPin_Release(peer);
 237         return FALSE;
 238     }
 239
 240     if (category)
 241     {
 242         IKsPropertySet *set;
 243         GUID property;
 244         DWORD size;
 245
 246         if (FAILED(IPin_QueryInterface(pin, &IID_IKsPropertySet, (void **)&set)))
 247             return FALSE;
 248
 249         hr = IKsPropertySet_Get(set, &AMPROPSETID_Pin, AMPROPERTY_PIN_CATEGORY,
 250                 NULL, 0, &property, sizeof(property), &size);
 251         IKsPropertySet_Release(set);
 252         if (FAILED(hr) || !IsEqualGUID(&property, category))
 253             return FALSE;
 254     }
 255
 256     if (majortype && !pin_has_majortype(pin, majortype))
 257         return FALSE;
 258
 259     return TRUE;
 260 }
 261
 262 static HRESULT find_interface_recurse(PIN_DIRECTION dir, const GUID *category,
 263         const GUID *majortype, IBaseFilter *filter, REFIID iid, void **out)
 264 {
 265     BOOL found_category = FALSE;
 266     IEnumPins *enumpins;
 267     IPin *pin, *peer;
 268     PIN_INFO info;
 269     HRESULT hr;
 270
 271     TRACE("Looking for %s pins, category %s, majortype %s from filter %p.\n",
 272             dir == PINDIR_INPUT ? "sink" : "source", debugstr_guid(category),
 273             debugstr_guid(majortype), filter);
 274
 275     if (FAILED(hr = IBaseFilter_EnumPins(filter, &enumpins)))
 276     {
 277         ERR("Failed to enumerate pins, hr %#x.\n", hr);
 278         return hr;
 279     }
 280
 281     while (IEnumPins_Next(enumpins, 1, &pin, NULL) == S_OK)
 282     {
 283         if (!pin_matches(pin, dir, category, majortype, FALSE))
 284         {
 285             IPin_Release(pin);
 286             continue;
 287         }
 288
 289         if (category)
 290             found_category = TRUE;
 291
 292         if (IPin_QueryInterface(pin, iid, out) == S_OK)
 293         {
 294             IPin_Release(pin);
 295             IEnumPins_Release(enumpins);
 296             return S_OK;
 297         }
 298
 299         hr = IPin_ConnectedTo(pin, &peer);
 300         IPin_Release(pin);
 301         if (hr == S_OK)
 302         {
 303             if (IPin_QueryInterface(peer, iid, out) == S_OK)
 304             {
 305                 IPin_Release(peer);
 306                 IEnumPins_Release(enumpins);
 307                 return S_OK;
 308             }
 309
 310             IPin_QueryPinInfo(peer, &info);
 311             IPin_Release(peer);
 312
 313             if (IBaseFilter_QueryInterface(info.pFilter, iid, out) == S_OK)
 314             {
 315                 IBaseFilter_Release(info.pFilter);
 316                 IEnumPins_Release(enumpins);
 317                 return S_OK;
 318             }
 319
 320             hr = find_interface_recurse(dir, NULL, NULL, info.pFilter, iid, out);
 321             IBaseFilter_Release(info.pFilter);
 322             if (hr == S_OK)
 323             {
 324                 IEnumPins_Release(enumpins);
 325                 return S_OK;
 326             }
 327         }
 328     }
 329     IEnumPins_Release(enumpins);
 330
 331     if (category && !found_category)
 332         return E_NOINTERFACE;
 333
 334     return E_FAIL;
 335 }
 336
 337 static HRESULT WINAPI fnCaptureGraphBuilder2_FindInterface(ICaptureGraphBuilder2 *iface,
 338         const GUID *category, const GUID *majortype, IBaseFilter *filter, REFIID iid, void **out)
 339 {
 340     CaptureGraphImpl *graph = impl_from_ICaptureGraphBuilder2(iface);
 341     HRESULT hr;
 342
 343     TRACE("graph %p, category %s, majortype %s, filter %p, iid %s, out %p.\n",
 344             graph, debugstr_guid(category), debugstr_guid(majortype), filter, debugstr_guid(iid), out);
 345
 346     if (!filter)
 347         return E_POINTER;
 348
 349     if (category && IsEqualGUID(category, &LOOK_DOWNSTREAM_ONLY))
 350         return find_interface_recurse(PINDIR_OUTPUT, NULL, NULL, filter, iid, out);
 351
 352     if (category && IsEqualGUID(category, &LOOK_UPSTREAM_ONLY))
 353         return find_interface_recurse(PINDIR_INPUT, NULL, NULL, filter, iid, out);
 354
 355     if (IBaseFilter_QueryInterface(filter, iid, out) == S_OK)
 356         return S_OK;
 357
 358     if (!category)
 359         majortype = NULL;
 360
 361     hr = find_interface_recurse(PINDIR_OUTPUT, category, majortype, filter, iid, out);
 362     if (hr == S_OK || hr == E_NOINTERFACE)
 363         return hr;
 364
 365     return find_interface_recurse(PINDIR_INPUT, NULL, NULL, filter, iid, out);
 366 }
 367
 368 static HRESULT match_smart_tee_pin(CaptureGraphImpl *This,
 369                                    const GUID *pCategory,
 370                                    const GUID *pType,
 371                                    IUnknown *pSource,
 372                                    IPin **source_out)
 373 {
 374     IPin *capture = NULL;
 375     IPin *preview = NULL;
 376     IPin *peer = NULL;
 377     IBaseFilter *smartTee = NULL;
 378     BOOL needSmartTee = FALSE;
 379     HRESULT hr;
 380
 381     TRACE("(%p, %s, %s, %p, %p)\n", This, debugstr_guid(pCategory), debugstr_guid(pType), pSource, source_out);
 382     hr = ICaptureGraphBuilder2_FindPin(&This->ICaptureGraphBuilder2_iface, pSource,
 383             PINDIR_OUTPUT, &PIN_CATEGORY_CAPTURE, pType, FALSE, 0, &capture);
 384     if (SUCCEEDED(hr)) {
 385         hr = ICaptureGraphBuilder2_FindPin(&This->ICaptureGraphBuilder2_iface, pSource,
 386                 PINDIR_OUTPUT, &PIN_CATEGORY_PREVIEW, pType, FALSE, 0, &preview);
 387         if (FAILED(hr))
 388             needSmartTee = TRUE;
 389     } else {
 390         hr = E_INVALIDARG;
 391         goto end;
 392     }
 393     if (!needSmartTee) {
 394         if (IsEqualIID(pCategory, &PIN_CATEGORY_CAPTURE)) {
 395             hr = IPin_ConnectedTo(capture, &peer);
 396             if (hr == VFW_E_NOT_CONNECTED) {
 397                 *source_out = capture;
 398                 IPin_AddRef(*source_out);
 399                 hr = S_OK;
 400             } else
 401                 hr = E_INVALIDARG;
 402         } else {
 403             hr = IPin_ConnectedTo(preview, &peer);
 404             if (hr == VFW_E_NOT_CONNECTED) {
 405                 *source_out = preview;
 406                 IPin_AddRef(*source_out);
 407                 hr = S_OK;
 408             } else
 409                 hr = E_INVALIDARG;
 410         }
 411         goto end;
 412     }
 413     hr = IPin_ConnectedTo(capture, &peer);
 414     if (SUCCEEDED(hr)) {
 415         PIN_INFO pinInfo;
 416         GUID classID;
 417         hr = IPin_QueryPinInfo(peer, &pinInfo);
 418         if (SUCCEEDED(hr)) {
 419             hr = IBaseFilter_GetClassID(pinInfo.pFilter, &classID);
 420             if (SUCCEEDED(hr)) {
 421                 if (IsEqualIID(&classID, &CLSID_SmartTee)) {
 422                     smartTee = pinInfo.pFilter;
 423                     IBaseFilter_AddRef(smartTee);
 424                 }
 425             }
 426             IBaseFilter_Release(pinInfo.pFilter);
 427         }
 428         if (!smartTee) {
 429             hr = E_INVALIDARG;
 430             goto end;
 431         }
 432     } else if (hr == VFW_E_NOT_CONNECTED) {
 433         hr = CoCreateInstance(&CLSID_SmartTee, NULL, CLSCTX_INPROC_SERVER,
 434                 &IID_IBaseFilter, (LPVOID*)&smartTee);
 435         if (SUCCEEDED(hr)) {
 436             hr = IGraphBuilder_AddFilter(This->mygraph, smartTee, NULL);
 437             if (SUCCEEDED(hr)) {
 438                 IPin *smartTeeInput = NULL;
 439                 hr = IBaseFilter_FindPin(smartTee, L"Input", &smartTeeInput);
 440                 if (SUCCEEDED(hr)) {
 441                     hr = IGraphBuilder_ConnectDirect(This->mygraph, capture, smartTeeInput, NULL);
 442                     IPin_Release(smartTeeInput);
 443                 }
 444             }
 445         }
 446         if (FAILED(hr)) {
 447             TRACE("adding SmartTee failed with hr=0x%08x\n", hr);
 448             hr = E_INVALIDARG;
 449             goto end;
 450         }
 451     } else {
 452         hr = E_INVALIDARG;
 453         goto end;
 454     }
 455     if (IsEqualIID(pCategory, &PIN_CATEGORY_CAPTURE))
 456         hr = IBaseFilter_FindPin(smartTee, L"Capture", source_out);
 457     else {
 458         hr = IBaseFilter_FindPin(smartTee, L"Preview", source_out);
 459         if (SUCCEEDED(hr))
 460             hr = VFW_S_NOPREVIEWPIN;
 461     }
 462
 463 end:
 464     if (capture)
 465         IPin_Release(capture);
 466     if (preview)
 467         IPin_Release(preview);
 468     if (peer)
 469         IPin_Release(peer);
 470     if (smartTee)
 471         IBaseFilter_Release(smartTee);
 472     TRACE("for %s returning hr=0x%08x, *source_out=%p\n", IsEqualIID(pCategory, &PIN_CATEGORY_CAPTURE) ? "capture" : "preview", hr, source_out ? *source_out : 0);
 473     return hr;
 474 }
 475
 476 static HRESULT find_unconnected_source_from_filter(CaptureGraphImpl *capture_graph,
 477         const GUID *category, const GUID *majortype, IBaseFilter *filter, IPin **ret);
 478
 479 static HRESULT find_unconnected_source_from_pin(CaptureGraphImpl *capture_graph,
 480         const GUID *category, const GUID *majortype, IPin *pin, IPin **ret)
 481 {
 482     PIN_DIRECTION dir;
 483     PIN_INFO info;
 484     HRESULT hr;
 485     IPin *peer;
 486
 487     IPin_QueryDirection(pin, &dir);
 488     if (dir != PINDIR_OUTPUT)
 489         return VFW_E_INVALID_DIRECTION;
 490
 491     if (category && (IsEqualGUID(category, &PIN_CATEGORY_CAPTURE)
 492             || IsEqualGUID(category, &PIN_CATEGORY_PREVIEW)))
 493     {
 494         if (FAILED(hr = match_smart_tee_pin(capture_graph, category, majortype, (IUnknown *)pin, &pin)))
 495             return hr;
 496
 497         if (FAILED(IPin_ConnectedTo(pin, &peer)))
 498         {
 499             *ret = pin;
 500             return S_OK;
 501         }
 502     }
 503     else
 504     {
 505         if (FAILED(IPin_ConnectedTo(pin, &peer)))
 506         {
 507             if (!pin_matches(pin, PINDIR_OUTPUT, category, majortype, FALSE))
 508                 return E_FAIL;
 509
 510             IPin_AddRef(*ret = pin);
 511             return S_OK;
 512         }
 513         IPin_AddRef(pin);
 514     }
 515
 516     IPin_QueryPinInfo(peer, &info);
 517     hr = find_unconnected_source_from_filter(capture_graph, category, majortype, info.pFilter, ret);
 518     IBaseFilter_Release(info.pFilter);
 519     IPin_Release(peer);
 520     IPin_Release(pin);
 521     return hr;
 522 }
 523
 524 static HRESULT find_unconnected_source_from_filter(CaptureGraphImpl *capture_graph,
 525         const GUID *category, const GUID *majortype, IBaseFilter *filter, IPin **ret)
 526 {
 527     IEnumPins *enumpins;
 528     IPin *pin, *peer;
 529     HRESULT hr;
 530
 531     if (category && (IsEqualGUID(category, &PIN_CATEGORY_CAPTURE)
 532             || IsEqualGUID(category, &PIN_CATEGORY_PREVIEW)))
 533     {
 534         if (FAILED(hr = match_smart_tee_pin(capture_graph, category, majortype, (IUnknown *)filter, &pin)))
 535             return hr;
 536
 537         if (FAILED(IPin_ConnectedTo(pin, &peer)))
 538         {
 539             *ret = pin;
 540             return hr;
 541         }
 542
 543         IPin_Release(peer);
 544         IPin_Release(pin);
 545         return E_INVALIDARG;
 546     }
 547
 548     if (FAILED(hr = IBaseFilter_EnumPins(filter, &enumpins)))
 549         return hr;
 550
 551     while (IEnumPins_Next(enumpins, 1, &pin, NULL) == S_OK)
 552     {
 553         if (SUCCEEDED(hr = find_unconnected_source_from_pin(capture_graph, category, majortype, pin, ret)))
 554         {
 555             IEnumPins_Release(enumpins);
 556             IPin_Release(pin);
 557             return hr;
 558         }
 559         IPin_Release(pin);
 560     }
 561     IEnumPins_Release(enumpins);
 562
 563     return E_INVALIDARG;
 564 }
 565
 566 static HRESULT WINAPI fnCaptureGraphBuilder2_RenderStream(ICaptureGraphBuilder2 *iface,
 567         const GUID *category, const GUID *majortype, IUnknown *source,
 568         IBaseFilter *pfCompressor, IBaseFilter *pfRenderer)
 569 {
 570     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 571     IPin *source_out = NULL, *renderer_in;
 572     BOOL rendererNeedsRelease = FALSE;
 573     HRESULT hr, return_hr = S_OK;
 574     IBaseFilter *filter;
 575     IPin *pin;
 576
 577     TRACE("graph %p, category %s, majortype %s, source %p, intermediate %p, sink %p.\n",
 578             This, debugstr_guid(category), debugstr_guid(majortype), source, pfCompressor, pfRenderer);
 579
 580     if (!This->mygraph)
 581     {
 582         FIXME("Need a capture graph\n");
 583         return E_UNEXPECTED;
 584     }
 585
 586     if (category && IsEqualGUID(category, &PIN_CATEGORY_VBI))
 587     {
 588         FIXME("Tee/Sink-to-Sink filter not supported\n");
 589         return E_NOTIMPL;
 590     }
 591
 592     if (IUnknown_QueryInterface(source, &IID_IPin, (void **)&pin) == S_OK)
 593     {
 594         hr = find_unconnected_source_from_pin(This, category, majortype, pin, &source_out);
 595         IPin_Release(pin);
 596     }
 597     else if (IUnknown_QueryInterface(source, &IID_IBaseFilter, (void **)&filter) == S_OK)
 598     {
 599         hr = find_unconnected_source_from_filter(This, category, majortype, filter, &source_out);
 600         IBaseFilter_Release(filter);
 601     }
 602     else
 603     {
 604         WARN("Source object does not expose IBaseFilter or IPin.\n");
 605         return E_INVALIDARG;
 606     }
 607     if (FAILED(hr))
 608         return hr;
 609     return_hr = hr;
 610
 611     if (!pfRenderer)
 612     {
 613         IEnumMediaTypes *enumMedia = NULL;
 614         hr = IPin_EnumMediaTypes(source_out, &enumMedia);
 615         if (SUCCEEDED(hr)) {
 616             AM_MEDIA_TYPE *mediaType;
 617             hr = IEnumMediaTypes_Next(enumMedia, 1, &mediaType, NULL);
 618             if (SUCCEEDED(hr)) {
 619                 if (IsEqualIID(&mediaType->majortype, &MEDIATYPE_Video)) {
 620                     hr = CoCreateInstance(&CLSID_VideoRenderer, NULL, CLSCTX_INPROC_SERVER,
 621                             &IID_IBaseFilter, (void**)&pfRenderer);
 622                 } else if (IsEqualIID(&mediaType->majortype, &MEDIATYPE_Audio)) {
 623                     hr = CoCreateInstance(&CLSID_DSoundRender, NULL, CLSCTX_INPROC_SERVER,
 624                             &IID_IBaseFilter, (void**)&pfRenderer);
 625                 } else {
 626                     FIXME("cannot automatically load renderer for majortype %s\n", debugstr_guid(&mediaType->majortype));
 627                     hr = E_FAIL;
 628                 }
 629                 if (SUCCEEDED(hr)) {
 630                     rendererNeedsRelease = TRUE;
 631                     hr = IGraphBuilder_AddFilter(This->mygraph, pfRenderer, NULL);
 632                 }
 633                 DeleteMediaType(mediaType);
 634             }
 635             IEnumMediaTypes_Release(enumMedia);
 636         }
 637         if (FAILED(hr)) {
 638             if (rendererNeedsRelease)
 639                 IBaseFilter_Release(pfRenderer);
 640             IPin_Release(source_out);
 641             return hr;
 642         }
 643     }
 644
 645     hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfRenderer, PINDIR_INPUT, NULL, NULL, TRUE, 0, &renderer_in);
 646     if (FAILED(hr))
 647     {
 648         if (rendererNeedsRelease)
 649             IBaseFilter_Release(pfRenderer);
 650         IPin_Release(source_out);
 651         return hr;
 652     }
 653
 654     if (!pfCompressor)
 655         hr = IGraphBuilder_Connect(This->mygraph, source_out, renderer_in);
 656     else
 657     {
 658         IPin *compressor_in, *compressor_out;
 659
 660         hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfCompressor,
 661                 PINDIR_INPUT, NULL, NULL, TRUE, 0, &compressor_in);
 662         if (SUCCEEDED(hr))
 663         {
 664             hr = IGraphBuilder_Connect(This->mygraph, source_out, compressor_in);
 665             IPin_Release(compressor_in);
 666         }
 667
 668         if (SUCCEEDED(hr))
 669         {
 670             hr = ICaptureGraphBuilder2_FindPin(iface, (IUnknown*)pfCompressor,
 671                     PINDIR_OUTPUT, NULL, NULL, TRUE, 0, &compressor_out);
 672             if (SUCCEEDED(hr))
 673             {
 674                 hr = IGraphBuilder_Connect(This->mygraph, compressor_out, renderer_in);
 675                 IPin_Release(compressor_out);
 676             }
 677         }
 678     }
 679
 680     IPin_Release(source_out);
 681     IPin_Release(renderer_in);
 682     if (rendererNeedsRelease)
 683         IBaseFilter_Release(pfRenderer);
 684     if (SUCCEEDED(hr))
 685         return return_hr;
 686     return hr;
 687 }
 688
 689 static HRESULT WINAPI
 690 fnCaptureGraphBuilder2_ControlStream(ICaptureGraphBuilder2 * iface,
 691                                      const GUID *pCategory,
 692                                      const GUID *pType,
 693                                      IBaseFilter *pFilter,
 694                                      REFERENCE_TIME *pstart,
 695                                      REFERENCE_TIME *pstop,
 696                                      WORD wStartCookie,
 697                                      WORD wStopCookie)
 698 {
 699     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 700
 701     FIXME("(%p/%p)->(%s, %s, %p, %p, %p, %i, %i) Stub!\n", This, iface,
 702           debugstr_guid(pCategory), debugstr_guid(pType),
 703           pFilter, pstart, pstop, wStartCookie, wStopCookie);
 704
 705     return E_NOTIMPL;
 706 }
 707
 708 static HRESULT WINAPI
 709 fnCaptureGraphBuilder2_AllocCapFile(ICaptureGraphBuilder2 * iface,
 710                                     LPCOLESTR lpwstr,
 711                                     DWORDLONG dwlSize)
 712 {
 713     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 714
 715     FIXME("(%p/%p)->(%s, 0x%s) Stub!\n", This, iface,
 716           debugstr_w(lpwstr), wine_dbgstr_longlong(dwlSize));
 717
 718     return E_NOTIMPL;
 719 }
 720
 721 static HRESULT WINAPI
 722 fnCaptureGraphBuilder2_CopyCaptureFile(ICaptureGraphBuilder2 * iface,
 723                                        LPOLESTR lpwstrOld,
 724                                        LPOLESTR lpwstrNew,
 725                                        int fAllowEscAbort,
 726                                        IAMCopyCaptureFileProgress *pCallback)
 727 {
 728     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 729
 730     FIXME("(%p/%p)->(%s, %s, %i, %p) Stub!\n", This, iface,
 731           debugstr_w(lpwstrOld), debugstr_w(lpwstrNew),
 732           fAllowEscAbort, pCallback);
 733
 734     return E_NOTIMPL;
 735 }
 736
 737 static HRESULT WINAPI
 738 fnCaptureGraphBuilder2_FindPin(ICaptureGraphBuilder2 * iface,
 739                                IUnknown *pSource,
 740                                PIN_DIRECTION pindir,
 741                                const GUID *pCategory,
 742                                const GUID *pType,
 743                                BOOL fUnconnected,
 744                                INT num,
 745                                IPin **ppPin)
 746 {
 747     HRESULT hr;
 748     IEnumPins *enumpins = NULL;
 749     IPin *pin;
 750     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder2(iface);
 751
 752     TRACE("(%p/%p)->(%p, %x, %s, %s, %d, %i, %p)\n", This, iface,
 753           pSource, pindir, debugstr_guid(pCategory), debugstr_guid(pType),
 754           fUnconnected, num, ppPin);
 755
 756     pin = NULL;
 757
 758     hr = IUnknown_QueryInterface(pSource, &IID_IPin, (void**)&pin);
 759     if (hr == E_NOINTERFACE)
 760     {
 761         IBaseFilter *filter = NULL;
 762         int numcurrent = 0;
 763
 764         hr = IUnknown_QueryInterface(pSource, &IID_IBaseFilter, (void**)&filter);
 765         if (hr == E_NOINTERFACE)
 766         {
 767             WARN("Input not filter or pin?!\n");
 768             return E_NOINTERFACE;
 769         }
 770
 771         hr = IBaseFilter_EnumPins(filter, &enumpins);
 772         if (FAILED(hr))
 773         {
 774             WARN("Could not enumerate\n");
 775             IBaseFilter_Release(filter);
 776             return hr;
 777         }
 778
 779         while (1)
 780         {
 781             ULONG fetched;
 782
 783             hr = IEnumPins_Next(enumpins, 1, &pin, &fetched);
 784             if (hr == VFW_E_ENUM_OUT_OF_SYNC)
 785             {
 786                 numcurrent = 0;
 787                 IEnumPins_Reset(enumpins);
 788                 pin = NULL;
 789                 continue;
 790             }
 791             if (hr != S_OK)
 792                 break;
 793             if (fetched != 1)
 794             {
 795                 hr = E_FAIL;
 796                 break;
 797             }
 798
 799             TRACE("Testing match\n");
 800             if (pin_matches(pin, pindir, pCategory, pType, fUnconnected) && numcurrent++ == num)
 801                 break;
 802             IPin_Release(pin);
 803             pin = NULL;
 804         }
 805         IEnumPins_Release(enumpins);
 806         IBaseFilter_Release(filter);
 807
 808         if (hr != S_OK)
 809         {
 810             WARN("Could not find %s pin # %d\n", (pindir == PINDIR_OUTPUT ? "output" : "input"), numcurrent);
 811             return E_FAIL;
 812         }
 813     }
 814     else if (!pin_matches(pin, pindir, pCategory, pType, fUnconnected))
 815     {
 816         IPin_Release(pin);
 817         return E_FAIL;
 818     }
 819
 820     *ppPin = pin;
 821     return S_OK;
 822 }
 823
 824 static const ICaptureGraphBuilder2Vtbl builder2_Vtbl =
 825 {
 826     fnCaptureGraphBuilder2_QueryInterface,
 827     fnCaptureGraphBuilder2_AddRef,
 828     fnCaptureGraphBuilder2_Release,
 829     fnCaptureGraphBuilder2_SetFilterGraph,
 830     fnCaptureGraphBuilder2_GetFilterGraph,
 831     fnCaptureGraphBuilder2_SetOutputFileName,
 832     fnCaptureGraphBuilder2_FindInterface,
 833     fnCaptureGraphBuilder2_RenderStream,
 834     fnCaptureGraphBuilder2_ControlStream,
 835     fnCaptureGraphBuilder2_AllocCapFile,
 836     fnCaptureGraphBuilder2_CopyCaptureFile,
 837     fnCaptureGraphBuilder2_FindPin
 838 };
 839
 840
 841 static HRESULT WINAPI
 842 fnCaptureGraphBuilder_QueryInterface(ICaptureGraphBuilder * iface,
 843                                      REFIID riid, LPVOID * ppv)
 844 {
 845     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 846     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 847     return ICaptureGraphBuilder2_QueryInterface(&This->ICaptureGraphBuilder2_iface, riid, ppv);
 848 }
 849
 850 static ULONG WINAPI
 851 fnCaptureGraphBuilder_AddRef(ICaptureGraphBuilder * iface)
 852 {
 853     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 854     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 855     return ICaptureGraphBuilder2_AddRef(&This->ICaptureGraphBuilder2_iface);
 856 }
 857
 858 static ULONG WINAPI
 859 fnCaptureGraphBuilder_Release(ICaptureGraphBuilder * iface)
 860 {
 861     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 862     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 863     return ICaptureGraphBuilder2_Release(&This->ICaptureGraphBuilder2_iface);
 864 }
 865
 866 static HRESULT WINAPI
 867 fnCaptureGraphBuilder_SetFiltergraph(ICaptureGraphBuilder * iface,
 868                                      IGraphBuilder *pfg)
 869 {
 870     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 871     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 872     return ICaptureGraphBuilder2_SetFiltergraph(&This->ICaptureGraphBuilder2_iface, pfg);
 873 }
 874
 875 static HRESULT WINAPI
 876 fnCaptureGraphBuilder_GetFiltergraph(ICaptureGraphBuilder * iface,
 877                                      IGraphBuilder **pfg)
 878 {
 879     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 880     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 881     return ICaptureGraphBuilder2_GetFiltergraph(&This->ICaptureGraphBuilder2_iface, pfg);
 882 }
 883
 884 static HRESULT WINAPI
 885 fnCaptureGraphBuilder_SetOutputFileName(ICaptureGraphBuilder * iface,
 886                                         const GUID *pType, LPCOLESTR lpstrFile,
 887                                         IBaseFilter **ppf, IFileSinkFilter **ppSink)
 888 {
 889     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 890     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 891     return ICaptureGraphBuilder2_SetOutputFileName(&This->ICaptureGraphBuilder2_iface, pType,
 892                                                    lpstrFile, ppf, ppSink);
 893 }
 894
 895 static HRESULT WINAPI
 896 fnCaptureGraphBuilder_FindInterface(ICaptureGraphBuilder * iface,
 897                                     const GUID *pCategory, IBaseFilter *pf,
 898                                     REFIID riid, void **ppint)
 899 {
 900     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 901     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 902     return ICaptureGraphBuilder2_FindInterface(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
 903                                                pf, riid, ppint);
 904 }
 905
 906 static HRESULT WINAPI
 907 fnCaptureGraphBuilder_RenderStream(ICaptureGraphBuilder * iface,
 908                                    const GUID *pCategory, IUnknown *pSource,
 909                                    IBaseFilter *pfCompressor, IBaseFilter *pfRenderer)
 910 {
 911     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 912     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 913     return ICaptureGraphBuilder2_RenderStream(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
 914                                               pSource, pfCompressor, pfRenderer);
 915 }
 916
 917 static HRESULT WINAPI
 918 fnCaptureGraphBuilder_ControlStream(ICaptureGraphBuilder * iface,
 919                                     const GUID *pCategory, IBaseFilter *pFilter,
 920                                     REFERENCE_TIME *pstart, REFERENCE_TIME *pstop,
 921                                     WORD wStartCookie, WORD wStopCookie)
 922 {
 923     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 924     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 925     return ICaptureGraphBuilder2_ControlStream(&This->ICaptureGraphBuilder2_iface, pCategory, NULL,
 926                                                pFilter, pstart, pstop, wStartCookie, wStopCookie);
 927 }
 928
 929 static HRESULT WINAPI
 930 fnCaptureGraphBuilder_AllocCapFile(ICaptureGraphBuilder * iface,
 931                                    LPCOLESTR lpstr, DWORDLONG dwlSize)
 932 {
 933     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 934     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 935     return ICaptureGraphBuilder2_AllocCapFile(&This->ICaptureGraphBuilder2_iface, lpstr, dwlSize);
 936 }
 937
 938 static HRESULT WINAPI
 939 fnCaptureGraphBuilder_CopyCaptureFile(ICaptureGraphBuilder * iface,
 940                                       LPOLESTR lpwstrOld, LPOLESTR lpwstrNew,
 941                                       int fAllowEscAbort,
 942                                       IAMCopyCaptureFileProgress *pCallback)
 943 {
 944     CaptureGraphImpl *This = impl_from_ICaptureGraphBuilder(iface);
 945     TRACE("%p --> Forwarding to v2 (%p)\n", iface, This);
 946     return ICaptureGraphBuilder2_CopyCaptureFile(&This->ICaptureGraphBuilder2_iface, lpwstrOld,
 947                                                  lpwstrNew, fAllowEscAbort, pCallback);
 948 }
 949
 950 static const ICaptureGraphBuilderVtbl builder_Vtbl =
 951 {
 952    fnCaptureGraphBuilder_QueryInterface,
 953    fnCaptureGraphBuilder_AddRef,
 954    fnCaptureGraphBuilder_Release,
 955    fnCaptureGraphBuilder_SetFiltergraph,
 956    fnCaptureGraphBuilder_GetFiltergraph,
 957    fnCaptureGraphBuilder_SetOutputFileName,
 958    fnCaptureGraphBuilder_FindInterface,
 959    fnCaptureGraphBuilder_RenderStream,
 960    fnCaptureGraphBuilder_ControlStream,
 961    fnCaptureGraphBuilder_AllocCapFile,
 962    fnCaptureGraphBuilder_CopyCaptureFile
 963 };