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 "capture.h"
  39 #include "uuids.h"
  40 #include "vfwmsgs.h"
  41 #include "amvideo.h"
  42 #include "strmif.h"
  43 #include "ddraw.h"
  44 #include "ocidl.h"
  45 #include "oleauto.h"
  46
  47 WINE_DEFAULT_DEBUG_CHANNEL(qcap);
  48
  49 #define ICOM_THIS_MULTI(impl,field,iface) \
  50     impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))
  51
  52 static const IBaseFilterVtbl VfwCapture_Vtbl;
  53 static const IAMStreamConfigVtbl IAMStreamConfig_VTable;
  54 static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable;
  55 static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable;
  56 static const IPinVtbl VfwPin_Vtbl;
  57
  58 static HRESULT VfwPin_Construct( IBaseFilter *, LPCRITICAL_SECTION, IPin ** );
  59
  60 typedef struct VfwCapture
  61 {
  62     BaseFilter filter;
  63     IAMStreamConfig IAMStreamConfig_iface;
  64     IAMVideoProcAmp IAMVideoProcAmp_iface;
  65     IPersistPropertyBag IPersistPropertyBag_iface;
  66
  67     BOOL init;
  68     Capture *driver_info;
  69
  70     IPin * pOutputPin;
  71 } VfwCapture;
  72
  73 static inline VfwCapture *impl_from_IAMStreamConfig(IAMStreamConfig *iface)
  74 {
  75     return CONTAINING_RECORD(iface, VfwCapture, IAMStreamConfig_iface);
  76 }
  77
  78 static inline VfwCapture *impl_from_IAMVideoProcAmp(IAMVideoProcAmp *iface)
  79 {
  80     return CONTAINING_RECORD(iface, VfwCapture, IAMVideoProcAmp_iface);
  81 }
  82
  83 static inline VfwCapture *impl_from_IPersistPropertyBag(IPersistPropertyBag *iface)
  84 {
  85     return CONTAINING_RECORD(iface, VfwCapture, IPersistPropertyBag_iface);
  86 }
  87
  88 /* VfwPin implementation */
  89 typedef struct VfwPinImpl
  90 {
  91     BaseOutputPin pin;
  92     Capture *driver_info;
  93     VfwCapture *parent;
  94     const IKsPropertySetVtbl * KSP_VT;
  95 } VfwPinImpl;
  96
  97 static IPin* WINAPI VfwCapture_GetPin(BaseFilter *iface, int pos)
  98 {
  99     VfwCapture *This = (VfwCapture *)iface;
 100
 101     if (pos >= 1 || pos < 0)
 102         return NULL;
 103
 104     IPin_AddRef(This->pOutputPin);
 105     return This->pOutputPin;
 106 }
 107
 108 static LONG WINAPI VfwCapture_GetPinCount(BaseFilter *iface)
 109 {
 110     return 1;
 111 }
 112
 113 static const BaseFilterFuncTable BaseFuncTable = {
 114     VfwCapture_GetPin,
 115     VfwCapture_GetPinCount
 116 };
 117
 118 IUnknown * WINAPI QCAP_createVFWCaptureFilter(IUnknown *pUnkOuter, HRESULT *phr)
 119 {
 120     VfwCapture *pVfwCapture;
 121     HRESULT hr;
 122
 123     TRACE("%p - %p\n", pUnkOuter, phr);
 124
 125     *phr = CLASS_E_NOAGGREGATION;
 126     if (pUnkOuter)
 127         return NULL;
 128     *phr = E_OUTOFMEMORY;
 129
 130     pVfwCapture = CoTaskMemAlloc( sizeof(VfwCapture) );
 131
 132     if (!pVfwCapture)
 133         return NULL;
 134
 135     BaseFilter_Init(&pVfwCapture->filter, &VfwCapture_Vtbl, &CLSID_VfwCapture, (DWORD_PTR)(__FILE__ ": VfwCapture.csFilter"), &BaseFuncTable);
 136
 137     pVfwCapture->IAMStreamConfig_iface.lpVtbl = &IAMStreamConfig_VTable;
 138     pVfwCapture->IAMVideoProcAmp_iface.lpVtbl = &IAMVideoProcAmp_VTable;
 139     pVfwCapture->IPersistPropertyBag_iface.lpVtbl = &IPersistPropertyBag_VTable;
 140     pVfwCapture->init = FALSE;
 141
 142     hr = VfwPin_Construct(&pVfwCapture->filter.IBaseFilter_iface,
 143                    &pVfwCapture->filter.csFilter, &pVfwCapture->pOutputPin);
 144     if (FAILED(hr))
 145     {
 146         CoTaskMemFree(pVfwCapture);
 147         return NULL;
 148     }
 149     TRACE("-- created at %p\n", pVfwCapture);
 150
 151     ObjectRefCount(TRUE);
 152     *phr = S_OK;
 153     return (IUnknown *)pVfwCapture;
 154 }
 155
 156 static HRESULT WINAPI VfwCapture_QueryInterface(IBaseFilter * iface, REFIID riid, LPVOID * ppv)
 157 {
 158     VfwCapture *This = (VfwCapture *)iface;
 159     TRACE("(%s, %p)\n", debugstr_guid(riid), ppv);
 160     *ppv = NULL;
 161
 162     if (IsEqualIID(riid, &IID_IUnknown) ||
 163         IsEqualIID(riid, &IID_IPersist) ||
 164         IsEqualIID(riid, &IID_IMediaFilter) ||
 165         IsEqualIID(riid, &IID_IBaseFilter))
 166     {
 167         *ppv = This;
 168     }
 169     else if (IsEqualIID(riid, &IID_IAMStreamConfig))
 170         *ppv = &This->IAMStreamConfig_iface;
 171     else if (IsEqualIID(riid, &IID_IAMVideoProcAmp))
 172         *ppv = &This->IAMVideoProcAmp_iface;
 173     else if (IsEqualIID(riid, &IID_IPersistPropertyBag))
 174         *ppv = &This->IPersistPropertyBag_iface;
 175
 176     if (!IsEqualIID(riid, &IID_IUnknown) &&
 177         !IsEqualIID(riid, &IID_IPersist) &&
 178         !IsEqualIID(riid, &IID_IPersistPropertyBag) &&
 179         !This->init)
 180     {
 181         FIXME("Capture system not initialised when looking for %s, "
 182               "trying it on primary device now\n", debugstr_guid(riid));
 183         This->driver_info = qcap_driver_init( This->pOutputPin, 0 );
 184         if (!This->driver_info)
 185         {
 186             ERR("VfwCapture initialisation failed\n");
 187             return E_UNEXPECTED;
 188         }
 189         This->init = TRUE;
 190     }
 191
 192     if (*ppv)
 193     {
 194         TRACE("Returning %s interface\n", debugstr_guid(riid));
 195         IUnknown_AddRef((IUnknown *)(*ppv));
 196         return S_OK;
 197     }
 198
 199     FIXME("No interface for %s!\n", debugstr_guid(riid));
 200     return E_NOINTERFACE;
 201 }
 202
 203 static ULONG WINAPI VfwCapture_Release(IBaseFilter * iface)
 204 {
 205     VfwCapture *This = (VfwCapture *)iface;
 206     ULONG refCount = BaseFilterImpl_Release(iface);
 207
 208     TRACE("%p->() New refcount: %d\n", This, refCount);
 209
 210     if (!refCount)
 211     {
 212         BasePin *pin;
 213
 214         TRACE("destroying everything\n");
 215         if (This->init)
 216         {
 217             if (This->filter.state != State_Stopped)
 218                 qcap_driver_stop(This->driver_info, &This->filter.state);
 219             qcap_driver_destroy(This->driver_info);
 220         }
 221         pin = (BasePin*) This->pOutputPin;
 222         if (pin->pConnectedTo != NULL)
 223         {
 224             IPin_Disconnect(pin->pConnectedTo);
 225             IPin_Disconnect(This->pOutputPin);
 226         }
 227         IPin_Release(This->pOutputPin);
 228         CoTaskMemFree(This);
 229         ObjectRefCount(FALSE);
 230     }
 231     return refCount;
 232 }
 233
 234 /** IMediaFilter methods **/
 235
 236 static HRESULT WINAPI VfwCapture_Stop(IBaseFilter * iface)
 237 {
 238     VfwCapture *This = (VfwCapture *)iface;
 239
 240     TRACE("()\n");
 241     return qcap_driver_stop(This->driver_info, &This->filter.state);
 242 }
 243
 244 static HRESULT WINAPI VfwCapture_Pause(IBaseFilter * iface)
 245 {
 246     VfwCapture *This = (VfwCapture *)iface;
 247
 248     TRACE("()\n");
 249     return qcap_driver_pause(This->driver_info, &This->filter.state);
 250 }
 251
 252 static HRESULT WINAPI VfwCapture_Run(IBaseFilter * iface, REFERENCE_TIME tStart)
 253 {
 254     VfwCapture *This = (VfwCapture *)iface;
 255     TRACE("(%x%08x)\n", (ULONG)(tStart >> 32), (ULONG)tStart);
 256     return qcap_driver_run(This->driver_info, &This->filter.state);
 257 }
 258
 259 /** IBaseFilter methods **/
 260 static HRESULT WINAPI VfwCapture_FindPin(IBaseFilter * iface, LPCWSTR Id, IPin **ppPin)
 261 {
 262     FIXME("(%s, %p) - stub\n", debugstr_w(Id), ppPin);
 263     return E_NOTIMPL;
 264 }
 265
 266 static const IBaseFilterVtbl VfwCapture_Vtbl =
 267 {
 268     VfwCapture_QueryInterface,
 269     BaseFilterImpl_AddRef,
 270     VfwCapture_Release,
 271     BaseFilterImpl_GetClassID,
 272     VfwCapture_Stop,
 273     VfwCapture_Pause,
 274     VfwCapture_Run,
 275     BaseFilterImpl_GetState,
 276     BaseFilterImpl_SetSyncSource,
 277     BaseFilterImpl_GetSyncSource,
 278     BaseFilterImpl_EnumPins,
 279     VfwCapture_FindPin,
 280     BaseFilterImpl_QueryFilterInfo,
 281     BaseFilterImpl_JoinFilterGraph,
 282     BaseFilterImpl_QueryVendorInfo
 283 };
 284
 285 /* AMStreamConfig interface, we only need to implement {G,S}etFormat */
 286 static HRESULT WINAPI
 287 AMStreamConfig_QueryInterface( IAMStreamConfig * iface, REFIID riid, LPVOID * ppv )
 288 {
 289     VfwCapture *This = impl_from_IAMStreamConfig(iface);
 290
 291     TRACE("%p --> %s\n", This, debugstr_guid(riid));
 292
 293     if (IsEqualIID(riid, &IID_IUnknown) ||
 294         IsEqualIID(riid, &IID_IAMStreamConfig))
 295     {
 296         IAMStreamConfig_AddRef(iface);
 297         *ppv = iface;
 298         return S_OK;
 299     }
 300
 301     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 302     return E_NOINTERFACE;
 303 }
 304
 305 static ULONG WINAPI AMStreamConfig_AddRef( IAMStreamConfig * iface )
 306 {
 307     VfwCapture *This = impl_from_IAMStreamConfig(iface);
 308
 309     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 310     return IUnknown_AddRef((IUnknown *)This);
 311 }
 312
 313 static ULONG WINAPI AMStreamConfig_Release( IAMStreamConfig * iface )
 314 {
 315     VfwCapture *This = impl_from_IAMStreamConfig(iface);
 316
 317     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 318     return IUnknown_Release((IUnknown *)This);
 319 }
 320
 321 static HRESULT WINAPI
 322 AMStreamConfig_SetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE *pmt)
 323 {
 324     HRESULT hr;
 325     VfwCapture *This = impl_from_IAMStreamConfig(iface);
 326     BasePin *pin;
 327
 328     TRACE("(%p): %p->%p\n", iface, pmt, pmt ? pmt->pbFormat : NULL);
 329
 330     if (This->filter.state != State_Stopped)
 331     {
 332         TRACE("Returning not stopped error\n");
 333         return VFW_E_NOT_STOPPED;
 334     }
 335
 336     if (!pmt)
 337     {
 338         TRACE("pmt is NULL\n");
 339         return E_POINTER;
 340     }
 341
 342     dump_AM_MEDIA_TYPE(pmt);
 343
 344     pin = (BasePin *)This->pOutputPin;
 345     if (pin->pConnectedTo != NULL)
 346     {
 347         hr = IPin_QueryAccept(pin->pConnectedTo, pmt);
 348         TRACE("Would accept: %d\n", hr);
 349         if (hr == S_FALSE)
 350             return VFW_E_INVALIDMEDIATYPE;
 351     }
 352
 353     hr = qcap_driver_set_format(This->driver_info, pmt);
 354     if (SUCCEEDED(hr) && This->filter.filterInfo.pGraph && pin->pConnectedTo )
 355     {
 356         hr = IFilterGraph_Reconnect(This->filter.filterInfo.pGraph, This->pOutputPin);
 357         if (SUCCEEDED(hr))
 358             TRACE("Reconnection completed, with new media format..\n");
 359     }
 360     TRACE("Returning: %d\n", hr);
 361     return hr;
 362 }
 363
 364 static HRESULT WINAPI
 365 AMStreamConfig_GetFormat( IAMStreamConfig *iface, AM_MEDIA_TYPE **pmt )
 366 {
 367     VfwCapture *This = impl_from_IAMStreamConfig(iface);
 368
 369     TRACE("%p -> (%p)\n", iface, pmt);
 370     return qcap_driver_get_format(This->driver_info, pmt);
 371 }
 372
 373 static HRESULT WINAPI
 374 AMStreamConfig_GetNumberOfCapabilities( IAMStreamConfig *iface, int *piCount,
 375                                         int *piSize )
 376 {
 377     FIXME("%p: %p %p - stub, intentional\n", iface, piCount, piSize);
 378     return E_NOTIMPL; /* Not implemented for this interface */
 379 }
 380
 381 static HRESULT WINAPI
 382 AMStreamConfig_GetStreamCaps( IAMStreamConfig *iface, int iIndex,
 383                               AM_MEDIA_TYPE **pmt, BYTE *pSCC )
 384 {
 385     FIXME("%p: %d %p %p - stub, intentional\n", iface, iIndex, pmt, pSCC);
 386     return E_NOTIMPL; /* Not implemented for this interface */
 387 }
 388
 389 static const IAMStreamConfigVtbl IAMStreamConfig_VTable =
 390 {
 391     AMStreamConfig_QueryInterface,
 392     AMStreamConfig_AddRef,
 393     AMStreamConfig_Release,
 394     AMStreamConfig_SetFormat,
 395     AMStreamConfig_GetFormat,
 396     AMStreamConfig_GetNumberOfCapabilities,
 397     AMStreamConfig_GetStreamCaps
 398 };
 399
 400 static HRESULT WINAPI
 401 AMVideoProcAmp_QueryInterface( IAMVideoProcAmp * iface, REFIID riid,
 402                                LPVOID * ppv )
 403 {
 404     if (IsEqualIID(riid, &IID_IUnknown) ||
 405         IsEqualIID(riid, &IID_IAMVideoProcAmp))
 406     {
 407         *ppv = iface;
 408         IAMVideoProcAmp_AddRef( iface );
 409         return S_OK;
 410     }
 411
 412     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 413     return E_NOINTERFACE;
 414 }
 415
 416 static ULONG WINAPI AMVideoProcAmp_AddRef(IAMVideoProcAmp * iface)
 417 {
 418     VfwCapture *This = impl_from_IAMVideoProcAmp(iface);
 419
 420     return IUnknown_AddRef((IUnknown *)This);
 421 }
 422
 423 static ULONG WINAPI AMVideoProcAmp_Release(IAMVideoProcAmp * iface)
 424 {
 425     VfwCapture *This = impl_from_IAMVideoProcAmp(iface);
 426
 427     return IUnknown_Release((IUnknown *)This);
 428 }
 429
 430 static HRESULT WINAPI
 431 AMVideoProcAmp_GetRange( IAMVideoProcAmp * iface, LONG Property, LONG *pMin,
 432         LONG *pMax, LONG *pSteppingDelta, LONG *pDefault, LONG *pCapsFlags )
 433 {
 434     VfwCapture *This = impl_from_IAMVideoProcAmp(iface);
 435
 436     return qcap_driver_get_prop_range( This->driver_info, Property, pMin, pMax,
 437                    pSteppingDelta, pDefault, pCapsFlags );
 438 }
 439
 440 static HRESULT WINAPI
 441 AMVideoProcAmp_Set( IAMVideoProcAmp * iface, LONG Property, LONG lValue,
 442                     LONG Flags )
 443 {
 444     VfwCapture *This = impl_from_IAMVideoProcAmp(iface);
 445
 446     return qcap_driver_set_prop(This->driver_info, Property, lValue, Flags);
 447 }
 448
 449 static HRESULT WINAPI
 450 AMVideoProcAmp_Get( IAMVideoProcAmp * iface, LONG Property, LONG *lValue,
 451                     LONG *Flags )
 452 {
 453     VfwCapture *This = impl_from_IAMVideoProcAmp(iface);
 454
 455     return qcap_driver_get_prop(This->driver_info, Property, lValue, Flags);
 456 }
 457
 458 static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable =
 459 {
 460     AMVideoProcAmp_QueryInterface,
 461     AMVideoProcAmp_AddRef,
 462     AMVideoProcAmp_Release,
 463     AMVideoProcAmp_GetRange,
 464     AMVideoProcAmp_Set,
 465     AMVideoProcAmp_Get,
 466 };
 467
 468 static HRESULT WINAPI
 469 PPB_QueryInterface( IPersistPropertyBag * iface, REFIID riid, LPVOID * ppv )
 470 {
 471     if (IsEqualIID(riid, &IID_IUnknown) ||
 472         IsEqualIID(riid, &IID_IPersist) ||
 473         IsEqualIID(riid, &IID_IPersistPropertyBag))
 474     {
 475         IPersistPropertyBag_AddRef(iface);
 476         *ppv = iface;
 477         return S_OK;
 478     }
 479     if (IsEqualIID(riid, &IID_IBaseFilter))
 480     {
 481         /* FIXME: native devenum asks for IBaseFilter, should we return it? */
 482         IPersistPropertyBag_AddRef(iface);
 483         *ppv = iface;
 484         return S_OK;
 485     }
 486
 487     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 488     return E_NOINTERFACE;
 489 }
 490
 491 static ULONG WINAPI PPB_AddRef(IPersistPropertyBag * iface)
 492 {
 493     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 494
 495     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 496
 497     return IUnknown_AddRef((IUnknown *)This);
 498 }
 499
 500 static ULONG WINAPI PPB_Release(IPersistPropertyBag * iface)
 501 {
 502     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 503
 504     TRACE("%p --> Forwarding to VfwCapture (%p)\n", iface, This);
 505
 506     return IUnknown_Release((IUnknown *)This);
 507 }
 508
 509 static HRESULT WINAPI
 510 PPB_GetClassID( IPersistPropertyBag * iface, CLSID * pClassID )
 511 {
 512     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 513
 514     FIXME("%p - stub\n", This);
 515
 516     return E_NOTIMPL;
 517 }
 518
 519 static HRESULT WINAPI PPB_InitNew(IPersistPropertyBag * iface)
 520 {
 521     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 522
 523     FIXME("%p - stub\n", This);
 524
 525     return E_NOTIMPL;
 526 }
 527
 528 static HRESULT WINAPI
 529 PPB_Load( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
 530           IErrorLog *pErrorLog )
 531 {
 532     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 533     HRESULT hr;
 534     VARIANT var;
 535     const OLECHAR VFWIndex[] = {'V','F','W','I','n','d','e','x',0};
 536
 537     TRACE("%p/%p-> (%p, %p)\n", iface, This, pPropBag, pErrorLog);
 538
 539     V_VT(&var) = VT_I4;
 540     hr = IPropertyBag_Read(pPropBag, VFWIndex, &var, pErrorLog);
 541
 542     if (SUCCEEDED(hr))
 543     {
 544         VfwPinImpl *pin;
 545
 546         This->driver_info = qcap_driver_init( This->pOutputPin,
 547                var.__VARIANT_NAME_1.__VARIANT_NAME_2.__VARIANT_NAME_3.ulVal );
 548         if (This->driver_info)
 549         {
 550             pin = (VfwPinImpl *)This->pOutputPin;
 551             pin->driver_info = This->driver_info;
 552             pin->parent = This;
 553             This->init = TRUE;
 554             hr = S_OK;
 555         }
 556         else
 557             hr = E_FAIL;
 558     }
 559
 560     return hr;
 561 }
 562
 563 static HRESULT WINAPI
 564 PPB_Save( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
 565           BOOL fClearDirty, BOOL fSaveAllProperties )
 566 {
 567     VfwCapture *This = impl_from_IPersistPropertyBag(iface);
 568     FIXME("%p - stub\n", This);
 569     return E_NOTIMPL;
 570 }
 571
 572 static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable =
 573 {
 574     PPB_QueryInterface,
 575     PPB_AddRef,
 576     PPB_Release,
 577     PPB_GetClassID,
 578     PPB_InitNew,
 579     PPB_Load,
 580     PPB_Save
 581 };
 582
 583 /* IKsPropertySet interface */
 584 static HRESULT WINAPI
 585 KSP_QueryInterface( IKsPropertySet * iface, REFIID riid, LPVOID * ppv )
 586 {
 587     if (IsEqualIID(riid, &IID_IUnknown) ||
 588         IsEqualIID(riid, &IID_IKsPropertySet))
 589     {
 590         *ppv = iface;
 591         IKsPropertySet_AddRef( iface );
 592         return S_OK;
 593     }
 594
 595     FIXME("No interface for iid %s\n", debugstr_guid(riid));
 596     return E_NOINTERFACE;
 597 }
 598
 599 static ULONG WINAPI KSP_AddRef(IKsPropertySet * iface)
 600 {
 601     ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
 602
 603     TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
 604
 605     return IUnknown_AddRef((IUnknown *)This);
 606 }
 607
 608 static ULONG WINAPI KSP_Release(IKsPropertySet * iface)
 609 {
 610     ICOM_THIS_MULTI(VfwPinImpl, KSP_VT, iface);
 611
 612     TRACE("%p --> Forwarding to VfwPin (%p)\n", iface, This);
 613
 614     return IUnknown_Release((IUnknown *)This);
 615 }
 616
 617 static HRESULT WINAPI
 618 KSP_Set( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
 619          LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
 620          DWORD cbPropData )
 621 {
 622     FIXME("%p: stub\n", iface);
 623     return E_NOTIMPL;
 624 }
 625
 626 static HRESULT WINAPI
 627 KSP_Get( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
 628          LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
 629          DWORD cbPropData, DWORD *pcbReturned )
 630 {
 631     LPGUID pGuid;
 632
 633     TRACE("()\n");
 634
 635     if (!IsEqualIID(guidPropSet, &AMPROPSETID_Pin))
 636         return E_PROP_SET_UNSUPPORTED;
 637     if (pPropData == NULL && pcbReturned == NULL)
 638         return E_POINTER;
 639     if (pcbReturned)
 640         *pcbReturned = sizeof(GUID);
 641     if (pPropData == NULL)
 642         return S_OK;
 643     if (cbPropData < sizeof(GUID))
 644         return E_UNEXPECTED;
 645     pGuid = pPropData;
 646     *pGuid = PIN_CATEGORY_PREVIEW;
 647     FIXME("() Not adding a pin with PIN_CATEGORY_CAPTURE\n");
 648     return S_OK;
 649 }
 650
 651 static HRESULT WINAPI
 652 KSP_QuerySupported( IKsPropertySet * iface, REFGUID guidPropSet,
 653                     DWORD dwPropID, DWORD *pTypeSupport )
 654 {
 655    FIXME("%p: stub\n", iface);
 656    return E_NOTIMPL;
 657 }
 658
 659 static const IKsPropertySetVtbl KSP_VTable =
 660 {
 661    KSP_QueryInterface,
 662    KSP_AddRef,
 663    KSP_Release,
 664    KSP_Set,
 665    KSP_Get,
 666    KSP_QuerySupported
 667 };
 668
 669 static HRESULT WINAPI VfwPin_GetMediaType(BasePin *iface, int iPosition, AM_MEDIA_TYPE *pmt)
 670 {
 671     VfwPinImpl *This = (VfwPinImpl *)iface;
 672     AM_MEDIA_TYPE *vfw_pmt;
 673     HRESULT hr;
 674
 675     if (iPosition < 0)
 676         return E_INVALIDARG;
 677     if (iPosition > 0)
 678         return VFW_S_NO_MORE_ITEMS;
 679
 680     hr = qcap_driver_get_format(This->driver_info, &vfw_pmt);
 681     CopyMediaType(pmt, vfw_pmt);
 682     DeleteMediaType(vfw_pmt);
 683
 684     return hr;
 685 }
 686
 687 static LONG WINAPI VfwPin_GetMediaTypeVersion(BasePin *iface)
 688 {
 689     return 1;
 690 }
 691
 692 static HRESULT WINAPI VfwPin_DecideBufferSize(BaseOutputPin *iface, IMemAllocator *pAlloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
 693 {
 694     ALLOCATOR_PROPERTIES actual;
 695
 696     /* What we put here doesn't matter, the
 697        driver function should override it then commit */
 698     if (!ppropInputRequest->cBuffers)
 699         ppropInputRequest->cBuffers = 3;
 700     if (!ppropInputRequest->cbBuffer)
 701         ppropInputRequest->cbBuffer = 230400;
 702     if (!ppropInputRequest->cbAlign)
 703         ppropInputRequest->cbAlign = 1;
 704
 705     return IMemAllocator_SetProperties(pAlloc, ppropInputRequest, &actual);
 706 }
 707
 708 static const  BasePinFuncTable output_BaseFuncTable = {
 709     NULL,
 710     BaseOutputPinImpl_AttemptConnection,
 711     VfwPin_GetMediaTypeVersion,
 712     VfwPin_GetMediaType
 713 };
 714
 715 static const BaseOutputPinFuncTable output_BaseOutputFuncTable = {
 716     VfwPin_DecideBufferSize,
 717     BaseOutputPinImpl_DecideAllocator,
 718     BaseOutputPinImpl_BreakConnect
 719 };
 720
 721 static HRESULT
 722 VfwPin_Construct( IBaseFilter * pBaseFilter, LPCRITICAL_SECTION pCritSec,
 723                   IPin ** ppPin )
 724 {
 725     static const WCHAR wszOutputPinName[] = { 'O','u','t','p','u','t',0 };
 726     PIN_INFO piOutput;
 727     HRESULT hr;
 728
 729     *ppPin = NULL;
 730
 731     piOutput.dir = PINDIR_OUTPUT;
 732     piOutput.pFilter = pBaseFilter;
 733     lstrcpyW(piOutput.achName, wszOutputPinName);
 734     ObjectRefCount(TRUE);
 735
 736     hr = BaseOutputPin_Construct(&VfwPin_Vtbl, sizeof(VfwPinImpl), &piOutput, &output_BaseFuncTable, &output_BaseOutputFuncTable, pCritSec, ppPin);
 737
 738     if (SUCCEEDED(hr))
 739     {
 740         VfwPinImpl *pPinImpl = (VfwPinImpl*)*ppPin;
 741         pPinImpl->KSP_VT = &KSP_VTable;
 742     }
 743
 744     return hr;
 745 }
 746
 747 static HRESULT WINAPI VfwPin_QueryInterface(IPin * iface, REFIID riid, LPVOID * ppv)
 748 {
 749     VfwPinImpl *This = (VfwPinImpl *)iface;
 750
 751     TRACE("%s %p\n", debugstr_guid(riid), ppv);
 752
 753     *ppv = NULL;
 754     if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IPin))
 755         *ppv = This;
 756     else if (IsEqualIID(riid, &IID_IKsPropertySet))
 757         *ppv = &(This->KSP_VT);
 758     else if (IsEqualIID(riid, &IID_IAMStreamConfig))
 759         return IUnknown_QueryInterface((IUnknown *)This->parent, riid, ppv);
 760
 761     if (*ppv)
 762     {
 763         IUnknown_AddRef((IUnknown *)(*ppv));
 764         return S_OK;
 765     }
 766
 767     FIXME("No interface for %s!\n", debugstr_guid(riid));
 768     return E_NOINTERFACE;
 769 }
 770
 771 static ULONG WINAPI
 772 VfwPin_Release(IPin * iface)
 773 {
 774    VfwPinImpl *This = (VfwPinImpl *)iface;
 775    ULONG refCount = InterlockedDecrement(&This->pin.pin.refCount);
 776
 777    TRACE("() -> new refcount: %u\n", refCount);
 778
 779    if (!refCount)
 780    {
 781       CoTaskMemFree(This);
 782       ObjectRefCount(FALSE);
 783    }
 784    return refCount;
 785 }
 786
 787 static HRESULT WINAPI
 788 VfwPin_EnumMediaTypes(IPin * iface, IEnumMediaTypes ** ppEnum)
 789 {
 790     AM_MEDIA_TYPE *pmt;
 791     HRESULT hr;
 792
 793     VfwPinImpl *This = (VfwPinImpl *)iface;
 794     hr = qcap_driver_get_format(This->driver_info, &pmt);
 795     if (SUCCEEDED(hr))
 796         hr = BasePinImpl_EnumMediaTypes(iface, ppEnum);
 797     TRACE("%p -- %x\n", This, hr);
 798     DeleteMediaType(pmt);
 799
 800     return hr;
 801 }
 802
 803 static HRESULT WINAPI
 804 VfwPin_QueryInternalConnections(IPin * iface, IPin ** apPin, ULONG * cPin)
 805 {
 806     TRACE("(%p)->(%p, %p)\n", iface, apPin, cPin);
 807     return E_NOTIMPL;
 808 }
 809
 810 static const IPinVtbl VfwPin_Vtbl =
 811 {
 812     VfwPin_QueryInterface,
 813     BasePinImpl_AddRef,
 814     VfwPin_Release,
 815     BaseOutputPinImpl_Connect,
 816     BaseOutputPinImpl_ReceiveConnection,
 817     BaseOutputPinImpl_Disconnect,
 818     BasePinImpl_ConnectedTo,
 819     BasePinImpl_ConnectionMediaType,
 820     BasePinImpl_QueryPinInfo,
 821     BasePinImpl_QueryDirection,
 822     BasePinImpl_QueryId,
 823     BasePinImpl_QueryAccept,
 824     VfwPin_EnumMediaTypes,
 825     VfwPin_QueryInternalConnections,
 826     BaseOutputPinImpl_EndOfStream,
 827     BaseOutputPinImpl_BeginFlush,
 828     BaseOutputPinImpl_EndFlush,
 829     BasePinImpl_NewSegment
 830 };