dlls/qcap/vfwcapture.c

   1 /* Video For Windows Steering structure
   2  *
   3  * Copyright 2005 Maarten Lankhorst
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  *
  19  */
  20
  21 #define NONAMELESSSTRUCT
  22 #define NONAMELESSUNION
  23 #define COBJMACROS
  24
  25 #include "config.h"
  26 #include <stdarg.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wtypes.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33 #include "dshow.h"
  34
  35 #include "qcap_main.h"
  36 #include "wine/debug.h"
  37
  38 #include "pin.h"
  39 #include "capture.h"
  40 #include "uuids.h"
  41 #include "vfwmsgs.h"
  42 #include "amvideo.h"
  43 #include "strmif.h"
  44 #include "ddraw.h"
  45 #include "ocidl.h"
  46 #include "oleauto.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(qcap);
  49
  50 #define ICOM_THIS_MULTI(impl,field,iface) \
  51     impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
  52
  53 static const IBaseFilterVtbl VfwCapture_Vtbl;
  54 static const IAMStreamConfigVtbl IAMStreamConfig_VTable;
  55 static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable;
  56 static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable;
  57 static const IPinVtbl VfwPin_Vtbl;
  58
  59 static HRESULT VfwPin_Construct( IBaseFilter *, LPCRITICAL_SECTION, IPin ** );
  60
  61 typedef struct VfwCapture
  62 {
  63     const IBaseFilterVtbl * lpVtbl;
  64     const IAMStreamConfigVtbl * IAMStreamConfig_vtbl;
  65     const IAMVideoProcAmpVtbl * IAMVideoProcAmp_vtbl;
  66     const IPersistPropertyBagVtbl * IPersistPropertyBag_vtbl;
  67
  68     BOOL init;
  69     Capture *driver_info;
  70     LONG refCount;
  71     FILTER_INFO filterInfo;
  72     FILTER_STATE state;
  73     CRITICAL_SECTION csFilter;
  74
  75     IPin * pOutputPin;
  76 } VfwCapture;
  77
  78 /* VfwPin implementation */
  79 typedef struct VfwPinImpl
  80 {
  81     OutputPin pin;
  82     Capture *driver_info;
  83     const IKsPropertySetVtbl * KSP_VT;
  84 } VfwPinImpl;
  85
  86
  87 IUnknown * WINAPI QCAP_createVFWCaptureFilter(IUnknown *pUnkOuter, HRESULT *phr)
  88 {
  89     VfwCapture *pVfwCapture;
  90     HRESULT hr;
  91
  92     TRACE("%p - %p\n", pUnkOuter, phr);
  93
  94     *phr = CLASS_E_NOAGGREGATION;
  95     if (pUnkOuter)
  96         return NULL;
  97     *phr = E_OUTOFMEMORY;
  98
  99     pVfwCapture = CoTaskMemAlloc( sizeof(VfwCapture) );
 100
 101     if (!pVfwCapture)
 102         return NULL;
 103
 104     pVfwCapture->lpVtbl = &VfwCapture_Vtbl;
 105     pVfwCapture->IAMStreamConfig_vtbl = &IAMStreamConfig_VTable;
 106     pVfwCapture->IAMVideoProcAmp_vtbl = &IAMVideoProcAmp_VTable;
 107     pVfwCapture->IPersistPropertyBag_vtbl = &IPersistPropertyBag_VTable;
 108     pVfwCapture->refCount = 1;
 109     pVfwCapture->filterInfo.achName[0] = '\0';
 110     pVfwCapture->filterInfo.pGraph = NULL;
 111     pVfwCapture->state = State_Stopped;
 112     pVfwCapture->init = FALSE;
 113     InitializeCriticalSection(&pVfwCapture->csFilter);
 114     pVfwCapture->csFilter.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": VfwCapture.csFilter");
 115     hr = VfwPin_Construct((IBaseFilter *)&pVfwCapture->lpVtbl,
 116                    &pVfwCapture->csFilter, &pVfwCapture->pOutputPin);
 117     if (!SUCCEEDED(hr))
 118     {
 119         CoTaskMemFree(pVfwCapture);
 120         return NULL;
 121     }
 122     TRACE("-- created at %p\n", pVfwCapture);
 123
 124     ObjectRefCount(TRUE);
 125     *phr = S_OK;
 126     return (IUnknown *)pVfwCapture;
 127 }
 128
 129 static HRESULT WINAPI VfwCapture_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 130 {
 131     VfwCapture *This = (VfwCapture *)iface;
 132     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
 133     *ppv = NULL;
 134
 135     if (IsEqualIID(riid, &IID_IUnknown) ||
 136         IsEqualIID(riid, &IID_IPersist) ||
 137         IsEqualIID(riid, &IID_IMediaFilter) ||
 138         IsEqualIID(riid, &IID_IBaseFilter))
 139     {
 140         *ppv = This;
 141     }
 142     else if (IsEqualIID(riid, &IID_IAMStreamConfig))
 143         *ppv = &(This->IAMStreamConfig_vtbl);
 144     else if (IsEqualIID(riid, &IID_IAMVideoProcAmp))
 145         *ppv = &(This->IAMVideoProcAmp_vtbl);
 146     else if (IsEqualIID(riid, &IID_IPersistPropertyBag))
 147         *ppv = &(This->IPersistPropertyBag_vtbl);
 148
 149     if (!IsEqualIID(riid, &IID_IUnknown) &&
 150         !IsEqualIID(riid, &IID_IPersist) &&
 151         !IsEqualIID(riid, &IID_IPersistPropertyBag) &&
 152         !This->init)
 153     {
 154         FIXME("Capture system not initialised when looking for %s, "
 155               "trying it on primary device now\n", debugstr_guid(riid));
 156         This->driver_info = qcap_driver_init( This->pOutputPin, 0 );
 157         if (!This->driver_info)
 158         {
 159             ERR("VfwCapture initialisation failed\n");
 160             return E_UNEXPECTED;
 161         }
 162         This->init = TRUE;
 163     }
 164
 165     if (*ppv)
 166     {
 167         TRACE("Returning %s interface\n", debugstr_guid(riid));
 168         IUnknown_AddRef((IUnknown *)(*ppv));
 169         return S_OK;
 170     }
 171
 172     FIXME("No interface for %s!\n", debugstr_guid(riid));
 173     return E_NOINTERFACE;
 174 }
 175
 176 static ULONG WINAPI VfwCapture_AddRef(IBaseFilter * iface)
 177 {
 178     VfwCapture *This = (VfwCapture *)iface;
 179     ULONG refCount = InterlockedIncrement(&This->refCount);
 180
 181     TRACE("%p->() New refcount: %d\n", This, refCount);
 182
 183     return refCount;
 184 }
 185
 186 static ULONG WINAPI VfwCapture_Release(IBaseFilter * iface)
 187 {
 188     VfwCapture *This = (VfwCapture *)iface;
 189     ULONG refCount = InterlockedDecrement(&This->refCount);
 190
 191     TRACE("%p->() New refcount: %d\n", This, refCount);
 192
 193     if (!refCount)
 194     {
 195         IPinImpl *pin;
 196
 197         TRACE("destroying everything\n");
 198         if (This->init)
 199         {
 200             if (This->state != State_Stopped)
 201                 qcap_driver_stop(This->driver_info, &This->state);
 202             qcap_driver_destroy(This->driver_info);
 203         }
 204         pin = (IPinImpl*) This->pOutputPin;
 205         if (pin->pConnectedTo != NULL)
 206         {
 207             IPin_Disconnect(pin->pConnectedTo);
 208             IPin_Disconnect(This->pOutputPin);
 209         }
 210         IPin_Release(This->pOutputPin);
 211         This->csFilter.DebugInfo->Spare[0] = 0;
 212         DeleteCriticalSection(&This->csFilter);
 213         This->lpVtbl = NULL;
 214         CoTaskMemFree(This);
 215         ObjectRefCount(FALSE);
 216     }
 217     return refCount;
 218 }
 219
 220 /** IPersist methods **/
 221
 222 static HRESULT WINAPI VfwCapture_GetClassID(IBaseFilter * iface, CLSID * pClsid)
 223 {
 224     TRACE("(%p)\n", pClsid);
 225     *pClsid = CLSID_VfwCapture;
 226     return S_OK;
 227 }
 228
 229 /** IMediaFilter methods **/
 230
 231 static HRESULT WINAPI VfwCapture_Stop(IBaseFilter * iface)
 232 {
 233     VfwCapture *This = (VfwCapture *)iface;
 234
 235     TRACE("()\n");
 236     return qcap_driver_stop(This->driver_info, &This->state);
 237 }
 238
 239 static HRESULT WINAPI VfwCapture_Pause(IBaseFilter * iface)
 240 {
 241     VfwCapture *This = (VfwCapture *)iface;
 242
 243     TRACE("()\n");
 244     return qcap_driver_pause(This->driver_info, &This->state);
 245 }
 246
 247 static HRESULT WINAPI VfwCapture_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
 248 {
 249     VfwCapture *This = (VfwCapture *)iface;
 250     TRACE("(%x%08x)\n", (ULONG)(tStart >> 32), (ULONG)tStart);
 251     return qcap_driver_run(This->driver_info, &This->state);
 252 }
 253
 254 static HRESULT WINAPI
 255 VfwCapture_GetState( IBaseFilter * iface, DWORD dwMilliSecsTimeout,
 256                      FILTER_STATE *pState )
 257 {
 258     VfwCapture *This = (VfwCapture *)iface;
 259
 260     TRACE("(%u, %p)\n", dwMilliSecsTimeout, pState);
 261
 262     *pState = This->state;
 263     return S_OK;
 264 }
 265
 266 static HRESULT WINAPI
 267 VfwCapture_SetSyncSource(IBaseFilter * iface, IReferenceClock *pClock)
 268 {
 269     TRACE("(%p)\n", pClock);
 270
 271     return S_OK;
 272 }
 273
 274 static HRESULT WINAPI
 275 VfwCapture_GetSyncSource(IBaseFilter * iface, IReferenceClock **ppClock)
 276 {
 277     TRACE("(%p)\n", ppClock);
 278
 279     return S_OK;
 280 }
 281
 282 /** IBaseFilter methods **/
 283
 284 static HRESULT WINAPI
 285 VfwCapture_EnumPins(IBaseFilter * iface, IEnumPins **ppEnum)
 286 {
 287     ENUMPINDETAILS epd;
 288     VfwCapture *This = (VfwCapture *)iface;
 289
 290     TRACE("(%p)\n", ppEnum);
 291
 292     epd.cPins = 1;
 293     epd.ppPins = &This->pOutputPin;
 294     return IEnumPinsImpl_Construct(&epd, ppEnum);
 295 }
 296
 297 static HRESULT WINAPI VfwCapture_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
 298 {
 299     FIXME("(%s, %p) - stub\n", debugstr_w(Id), ppPin);
 300     return E_NOTIMPL;
 301 }
 302
 303 static HRESULT WINAPI VfwCapture_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
 304 {
 305     VfwCapture *This = (VfwCapture *)iface;
 306
 307     TRACE("(%p)\n", pInfo);
 308
 309     lstrcpyW(pInfo->achName, This->filterInfo.achName);
 310     pInfo->pGraph = This->filterInfo.pGraph;
 311
 312     if (pInfo->pGraph)
 313         IFilterGraph_AddRef(pInfo->pGraph);
 314     return S_OK;
 315 }
 316
 317 static HRESULT WINAPI
 318 VfwCapture_JoinFilterGraph( IBaseFilter * iface, IFilterGraph *pGraph, LPCWSTR pName )
 319 {
 320     VfwCapture *This = (VfwCapture *)iface;
 321
 322     TRACE("(%p, %s)\n", pGraph, debugstr_w(pName));
 323
 324     if (pName)
 325         lstrcpyW(This->filterInfo.achName, pName);
 326     else
 327         *This->filterInfo.achName = 0;
 328     This->filterInfo.pGraph = pGraph; /* NOTE: do NOT increase ref. count */
 329
 330     return S_OK;
 331 }
 332
 333 static HRESULT WINAPI
 334 VfwCapture_QueryVendorInfo(IBaseFilter * iface, LPWSTR *pVendorInfo)
 335 {
 336     FIXME("(%p) - stub\n", pVendorInfo);
 337     return E_NOTIMPL;
 338 }
 339
 340 static const IBaseFilterVtbl VfwCapture_Vtbl =
 341 {
 342     VfwCapture_QueryInterface,
 343     VfwCapture_AddRef,
 344     VfwCapture_Release,
 345     VfwCapture_GetClassID,
 346     VfwCapture_Stop,
 347     VfwCapture_Pause,
 348     VfwCapture_Run,
 349     VfwCapture_GetState,
 350     VfwCapture_SetSyncSource,
 351     VfwCapture_GetSyncSource,
 352     VfwCapture_EnumPins,
 353     VfwCapture_FindPin,
 354     VfwCapture_QueryFilterInfo,
 355     VfwCapture_JoinFilterGraph,
 356     VfwCapture_QueryVendorInfo
 357 };
 358
 359 /* AMStreamConfig interface, we only need to implement {G,S}etFormat */
 360 static HRESULT WINAPI
 361 AMStreamConfig_QueryInterface( IAMStreamConfig * iface, REFIID riid, LPVOID * ppv )
 362 {
 363     ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
 364
 365     TRACE("%p --> %s\n", This, debugstr_guid(riid));
 366
 367     if (IsEqualIID(riid, &IID_IUnknown) ||
 368         IsEqualIID(riid, &IID_IAMStreamConfig))
 369     {
 370         IAMStreamConfig_AddRef(iface);
 371         *ppv = iface;
 372         return S_OK;
 373     }
 374
 375     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 376     return E_NOINTERFACE;
 377 }
 378
 379 static ULONG WINAPI AMStreamConfig_AddRef( IAMStreamConfig * iface )
 380 {
 381     ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
 382
 383     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 384     return IUnknown_AddRef((IUnknown *)This);
 385 }
 386
 387 static ULONG WINAPI AMStreamConfig_Release( IAMStreamConfig * iface )
 388 {
 389     ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
 390
 391     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 392     return IUnknown_Release((IUnknown *)This);
 393 }
 394
 395 static HRESULT WINAPI
 396 AMStreamConfig_SetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE *pmt)
 397 {
 398     HRESULT hr;
 399     ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
 400     IPinImpl *pin;
 401
 402     TRACE("(%p): %p->%p\n", iface, pmt, pmt->pbFormat);
 403
 404     if (This->state != State_Stopped)
 405     {
 406         TRACE("Returning not stopped error\n");
 407         return VFW_E_NOT_STOPPED;
 408     }
 409
 410     dump_AM_MEDIA_TYPE(pmt);
 411
 412     pin = (IPinImpl *)This->pOutputPin;
 413     if (pin->pConnectedTo != NULL)
 414     {
 415         hr = IPin_QueryAccept(pin->pConnectedTo, pmt);
 416         TRACE("Would accept: %d\n", hr);
 417         if (hr == S_FALSE)
 418             return VFW_E_INVALIDMEDIATYPE;
 419     }
 420
 421     hr = qcap_driver_set_format(This->driver_info, pmt);
 422     if (SUCCEEDED(hr) && This->filterInfo.pGraph && pin->pConnectedTo )
 423     {
 424         hr = IFilterGraph_Reconnect(This->filterInfo.pGraph, This->pOutputPin);
 425         if (SUCCEEDED(hr))
 426             TRACE("Reconnection completed, with new media format..\n");
 427     }
 428     TRACE("Returning: %d\n", hr);
 429     return hr;
 430 }
 431
 432 static HRESULT WINAPI
 433 AMStreamConfig_GetFormat( IAMStreamConfig *iface, AM_MEDIA_TYPE **pmt )
 434 {
 435     ICOM_THIS_MULTI(VfwCapture, IAMStreamConfig_vtbl, iface);
 436
 437     TRACE("%p -> (%p)\n", iface, pmt);
 438     return qcap_driver_get_format(This->driver_info, pmt);
 439 }
 440
 441 static HRESULT WINAPI
 442 AMStreamConfig_GetNumberOfCapabilities( IAMStreamConfig *iface, int *piCount,
 443                                         int *piSize )
 444 {
 445     FIXME("%p: %p %p - stub, intentional\n", iface, piCount, piSize);
 446     return E_NOTIMPL; /* Not implemented for this interface */
 447 }
 448
 449 static HRESULT WINAPI
 450 AMStreamConfig_GetStreamCaps( IAMStreamConfig *iface, int iIndex,
 451                               AM_MEDIA_TYPE **pmt, BYTE *pSCC )
 452 {
 453     FIXME("%p: %d %p %p - stub, intentional\n", iface, iIndex, pmt, pSCC);
 454     return E_NOTIMPL; /* Not implemented for this interface */
 455 }
 456
 457 static const IAMStreamConfigVtbl IAMStreamConfig_VTable =
 458 {
 459     AMStreamConfig_QueryInterface,
 460     AMStreamConfig_AddRef,
 461     AMStreamConfig_Release,
 462     AMStreamConfig_SetFormat,
 463     AMStreamConfig_GetFormat,
 464     AMStreamConfig_GetNumberOfCapabilities,
 465     AMStreamConfig_GetStreamCaps
 466 };
 467
 468 static HRESULT WINAPI
 469 AMVideoProcAmp_QueryInterface( IAMVideoProcAmp * iface, REFIID riid,
 470                                LPVOID * ppv )
 471 {
 472     if (IsEqualIID(riid, &IID_IUnknown) ||
 473         IsEqualIID(riid, &IID_IAMVideoProcAmp))
 474     {
 475         *ppv = iface;
 476         IAMVideoProcAmp_AddRef( iface );
 477         return S_OK;
 478     }
 479
 480     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 481     return E_NOINTERFACE;
 482 }
 483
 484 static ULONG WINAPI AMVideoProcAmp_AddRef(IAMVideoProcAmp * iface)
 485 {
 486     ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
 487
 488     return IUnknown_AddRef((IUnknown *)This);
 489 }
 490
 491 static ULONG WINAPI AMVideoProcAmp_Release(IAMVideoProcAmp * iface)
 492 {
 493     ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
 494
 495     return IUnknown_Release((IUnknown *)This);
 496 }
 497
 498 static HRESULT WINAPI
 499 AMVideoProcAmp_GetRange( IAMVideoProcAmp * iface, long Property, long *pMin,
 500         long *pMax, long *pSteppingDelta, long *pDefault, long *pCapsFlags )
 501 {
 502     ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
 503
 504     return qcap_driver_get_prop_range( This->driver_info, Property, pMin, pMax,
 505                    pSteppingDelta, pDefault, pCapsFlags );
 506 }
 507
 508 static HRESULT WINAPI
 509 AMVideoProcAmp_Set( IAMVideoProcAmp * iface, long Property, long lValue,
 510                     long Flags )
 511 {
 512     ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
 513
 514     return qcap_driver_set_prop(This->driver_info, Property, lValue, Flags);
 515 }
 516
 517 static HRESULT WINAPI
 518 AMVideoProcAmp_Get( IAMVideoProcAmp * iface, long Property, long *lValue,
 519                     long *Flags )
 520 {
 521     ICOM_THIS_MULTI(VfwCapture, IAMVideoProcAmp_vtbl, iface);
 522
 523     return qcap_driver_get_prop(This->driver_info, Property, lValue, Flags);
 524 }
 525
 526 static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable =
 527 {
 528     AMVideoProcAmp_QueryInterface,
 529     AMVideoProcAmp_AddRef,
 530     AMVideoProcAmp_Release,
 531     AMVideoProcAmp_GetRange,
 532     AMVideoProcAmp_Set,
 533     AMVideoProcAmp_Get,
 534 };
 535
 536 static HRESULT WINAPI
 537 PPB_QueryInterface( IPersistPropertyBag * iface, REFIID riid, LPVOID * ppv )
 538 {
 539     if (IsEqualIID(riid, &IID_IUnknown) ||
 540         IsEqualIID(riid, &IID_IPersist) ||
 541         IsEqualIID(riid, &IID_IPersistPropertyBag))
 542     {
 543         IPersistPropertyBag_AddRef(iface);
 544         *ppv = iface;
 545         return S_OK;
 546     }
 547     if (IsEqualIID(riid, &IID_IBaseFilter))
 548     {
 549         /* FIXME: native devenum asks for IBaseFilter, should we return it? */
 550         IPersistPropertyBag_AddRef(iface);
 551         *ppv = iface;
 552         return S_OK;
 553     }
 554
 555     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 556     return E_NOINTERFACE;
 557 }
 558
 559 static ULONG WINAPI PPB_AddRef(IPersistPropertyBag * iface)
 560 {
 561     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 562
 563     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 564
 565     return IUnknown_AddRef((IUnknown *)This);
 566 }
 567
 568 static ULONG WINAPI PPB_Release(IPersistPropertyBag * iface)
 569 {
 570     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 571
 572     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 573
 574     return IUnknown_Release((IUnknown *)This);
 575 }
 576
 577 static HRESULT WINAPI
 578 PPB_GetClassID( IPersistPropertyBag * iface, CLSID * pClassID )
 579 {
 580     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 581
 582     FIXME("%p - stub\n", This);
 583
 584     return E_NOTIMPL;
 585 }
 586
 587 static HRESULT WINAPI PPB_InitNew(IPersistPropertyBag * iface)
 588 {
 589     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 590
 591     FIXME("%p - stub\n", This);
 592
 593     return E_NOTIMPL;
 594 }
 595
 596 static HRESULT WINAPI
 597 PPB_Load( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
 598           IErrorLog *pErrorLog )
 599 {
 600     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 601     HRESULT hr;
 602     VARIANT var;
 603     const OLECHAR VFWIndex[] = {'V','F','W','I','n','d','e','x',0};
 604
 605     TRACE("%p/%p-> (%p, %p)\n", iface, This, pPropBag, pErrorLog);
 606
 607     V_VT(&var) = VT_I4;
 608     hr = IPropertyBag_Read(pPropBag, (LPCOLESTR)VFWIndex, &var, pErrorLog);
 609
 610     if (SUCCEEDED(hr))
 611     {
 612         VfwPinImpl *pin;
 613
 614         This->driver_info = qcap_driver_init( This->pOutputPin,
 615                var.__VARIANT_NAME_1.__VARIANT_NAME_2.__VARIANT_NAME_3.ulVal );
 616         if (This->driver_info)
 617         {
 618             pin = (VfwPinImpl *)This->pOutputPin;
 619             pin->driver_info = This->driver_info;
 620             This->init = TRUE;
 621             hr = S_OK;
 622         }
 623         else
 624             hr = E_FAIL;
 625     }
 626
 627     return hr;
 628 }
 629
 630 static HRESULT WINAPI
 631 PPB_Save( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
 632           BOOL fClearDirty, BOOL fSaveAllProperties )
 633 {
 634     ICOM_THIS_MULTI(VfwCapture, IPersistPropertyBag_vtbl, iface);
 635     FIXME("%p - stub\n", This);
 636     return E_NOTIMPL;
 637 }
 638
 639 static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable =
 640 {
 641     PPB_QueryInterface,
 642     PPB_AddRef,
 643     PPB_Release,
 644     PPB_GetClassID,
 645     PPB_InitNew,
 646     PPB_Load,
 647     PPB_Save
 648 };
 649
 650 /* IKsPropertySet interface */
 651 static HRESULT WINAPI
 652 KSP_QueryInterface( IKsPropertySet * iface, REFIID riid, LPVOID * ppv )
 653 {
 654     if (IsEqualIID(riid, &IID_IUnknown) ||
 655         IsEqualIID(riid, &IID_IKsPropertySet))
 656     {
 657         *ppv = (LPVOID)iface;
 658         IKsPropertySet_AddRef( iface );
 659         return S_OK;
 660     }
 661
 662     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 663     return E_NOINTERFACE;
 664 }
 665
 666 static ULONG WINAPI KSP_AddRef(IKsPropertySet * iface)
 667 {
 668     ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
 669
 670     TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
 671
 672     return IUnknown_AddRef((IUnknown *)This);
 673 }
 674
 675 static ULONG WINAPI KSP_Release(IKsPropertySet * iface)
 676 {
 677     ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
 678
 679     TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
 680
 681     return IUnknown_Release((IUnknown *)This);
 682 }
 683
 684 static HRESULT WINAPI
 685 KSP_Set( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
 686          LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
 687          DWORD cbPropData )
 688 {
 689     FIXME("%p: stub\n", iface);
 690     return E_NOTIMPL;
 691 }
 692
 693 static HRESULT WINAPI
 694 KSP_Get( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
 695          LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
 696          DWORD cbPropData, DWORD *pcbReturned )
 697 {
 698     LPGUID pGuid;
 699
 700     TRACE("()\n");
 701
 702     if (!IsEqualIID(guidPropSet, &AMPROPSETID_Pin))
 703         return E_PROP_SET_UNSUPPORTED;
 704     if (pPropData == NULL && pcbReturned == NULL)
 705         return E_POINTER;
 706     if (pcbReturned)
 707         *pcbReturned = sizeof(GUID);
 708     if (pPropData == NULL)
 709         return S_OK;
 710     if (cbPropData < sizeof(GUID))
 711         return E_UNEXPECTED;
 712     pGuid = pPropData;
 713     *pGuid = PIN_CATEGORY_PREVIEW;
 714     FIXME("() Not adding a pin with PIN_CATEGORY_CAPTURE\n");
 715     return S_OK;
 716 }
 717
 718 static HRESULT WINAPI
 719 KSP_QuerySupported( IKsPropertySet * iface, REFGUID guidPropSet,
 720                     DWORD dwPropID, DWORD *pTypeSupport )
 721 {
 722    FIXME("%p: stub\n", iface);
 723    return E_NOTIMPL;
 724 }
 725
 726 static const IKsPropertySetVtbl KSP_VTable =
 727 {
 728    KSP_QueryInterface,
 729    KSP_AddRef,
 730    KSP_Release,
 731    KSP_Set,
 732    KSP_Get,
 733    KSP_QuerySupported
 734 };
 735
 736 static HRESULT
 737 VfwPin_Construct( IBaseFilter * pBaseFilter, LPCRITICAL_SECTION pCritSec,
 738                   IPin ** ppPin )
 739 {
 740     static const WCHAR wszOutputPinName[] = { 'O','u','t','p','u','t',0 };
 741     ALLOCATOR_PROPERTIES ap;
 742     VfwPinImpl * pPinImpl;
 743     PIN_INFO piOutput;
 744     HRESULT hr;
 745
 746     pPinImpl = CoTaskMemAlloc( sizeof(*pPinImpl) );
 747     if (!pPinImpl)
 748         return E_OUTOFMEMORY;
 749
 750     /* What we put here doesn't matter, the
 751        driver function should override it then commit */
 752     ap.cBuffers = 3;
 753     ap.cbBuffer = 230400;
 754     ap.cbAlign = 1;
 755     ap.cbPrefix = 0;
 756
 757     piOutput.dir = PINDIR_OUTPUT;
 758     piOutput.pFilter = pBaseFilter;
 759     lstrcpyW(piOutput.achName, wszOutputPinName);
 760     ObjectRefCount(TRUE);
 761
 762     hr = OutputPin_Init(&piOutput, &ap, pBaseFilter, NULL, pCritSec, &pPinImpl->pin);
 763     if (SUCCEEDED(hr))
 764     {
 765         pPinImpl->KSP_VT = &KSP_VTable;
 766         pPinImpl->pin.pin.lpVtbl = &VfwPin_Vtbl;
 767         *ppPin = (IPin *)(&pPinImpl->pin.pin.lpVtbl);
 768         return S_OK;
 769     }
 770     return E_FAIL;
 771 }
 772
 773 static HRESULT WINAPI VfwPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
 774 {
 775     VfwPinImpl *This = (VfwPinImpl *)iface;
 776
 777     TRACE("%s %p\n", debugstr_guid(riid), ppv);
 778
 779     *ppv = NULL;
 780     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IPin))
 781         *ppv = (LPVOID)This;
 782     else if (IsEqualIID(riid, &IID_IKsPropertySet))
 783         *ppv = (LPVOID)&(This->KSP_VT);
 784
 785     if (*ppv)
 786     {
 787         IUnknown_AddRef((IUnknown *)(*ppv));
 788         return S_OK;
 789     }
 790
 791     FIXME("No interface for %s!\n", debugstr_guid(riid));
 792     return E_NOINTERFACE;
 793 }
 794
 795 static ULONG WINAPI VfwPin_AddRef(IPin * iface)
 796 {
 797     VfwPinImpl *This = (VfwPinImpl *)iface;
 798     ULONG refCount = InterlockedIncrement(&This->pin.pin.refCount);
 799
 800     TRACE("() -> new refcount: %u\n", refCount);
 801
 802     return refCount;
 803 }
 804
 805 static ULONG WINAPI
 806 VfwPin_Release(IPin * iface)
 807 {
 808    VfwPinImpl *This = (VfwPinImpl *)iface;
 809    ULONG refCount = InterlockedDecrement(&This->pin.pin.refCount);
 810
 811    TRACE("() -> new refcount: %u\n", refCount);
 812
 813    if (!refCount)
 814    {
 815       CoTaskMemFree(This);
 816       ObjectRefCount(FALSE);
 817    }
 818    return refCount;
 819 }
 820
 821 static HRESULT WINAPI
 822 VfwPin_EnumMediaTypes(IPin * iface, IEnumMediaTypes ** ppEnum)
 823 {
 824     ENUMMEDIADETAILS emd;
 825     AM_MEDIA_TYPE *pmt;
 826     HRESULT hr;
 827
 828     VfwPinImpl *This = (VfwPinImpl *)iface;
 829     emd.cMediaTypes = 1;
 830     hr = qcap_driver_get_format(This->driver_info, &pmt);
 831     emd.pMediaTypes = pmt;
 832     if (SUCCEEDED(hr))
 833         hr = IEnumMediaTypesImpl_Construct(&emd, ppEnum);
 834     TRACE("%p -- %x\n", This, hr);
 835     DeleteMediaType(pmt);
 836     return hr;
 837 }
 838
 839 static HRESULT WINAPI
 840 VfwPin_QueryInternalConnections(IPin * iface, IPin ** apPin, ULONG * cPin)
 841 {
 842     TRACE("(%p)->(%p, %p)\n", iface, apPin, cPin);
 843     return E_NOTIMPL;
 844 }
 845
 846 static HRESULT WINAPI VfwPin_EndOfStream(IPin * iface)
 847 {
 848     TRACE("()\n");
 849     return E_UNEXPECTED;
 850 }
 851
 852 static HRESULT WINAPI VfwPin_BeginFlush(IPin * iface)
 853 {
 854     TRACE("(%p)->()\n", iface);
 855     return E_UNEXPECTED;
 856 }
 857
 858 static HRESULT WINAPI VfwPin_EndFlush(IPin * iface)
 859 {
 860     TRACE("(%p)->()\n", iface);
 861     return E_UNEXPECTED;
 862 }
 863
 864 static HRESULT WINAPI
 865 VfwPin_NewSegment(IPin * iface, REFERENCE_TIME tStart,
 866                   REFERENCE_TIME tStop, double dRate)
 867 {
 868     TRACE("(%p)->(%s, %s, %e)\n", iface, wine_dbgstr_longlong(tStart),
 869            wine_dbgstr_longlong(tStop), dRate);
 870     return E_UNEXPECTED;
 871 }
 872
 873 static const IPinVtbl VfwPin_Vtbl =
 874 {
 875     VfwPin_QueryInterface,
 876     VfwPin_AddRef,
 877     VfwPin_Release,
 878     OutputPin_Connect,
 879     OutputPin_ReceiveConnection,
 880     OutputPin_Disconnect,
 881     IPinImpl_ConnectedTo,
 882     IPinImpl_ConnectionMediaType,
 883     IPinImpl_QueryPinInfo,
 884     IPinImpl_QueryDirection,
 885     IPinImpl_QueryId,
 886     IPinImpl_QueryAccept,
 887     VfwPin_EnumMediaTypes,
 888     VfwPin_QueryInternalConnections,
 889     VfwPin_EndOfStream,
 890     VfwPin_BeginFlush,
 891     VfwPin_EndFlush,
 892     VfwPin_NewSegment
 893 };