dlls/quartz/seekpass.c

   1 /*
   2  *      Implementation of CLSID_SeekingPassThru
   3  *
   4  *      FIXME - not tested yet.
   5  *
   6  * hidenori@a2.ctktv.ne.jp
   7  */
   8
   9 #include "config.h"
  10
  11 #include "windef.h"
  12 #include "winbase.h"
  13 #include "wingdi.h"
  14 #include "winuser.h"
  15 #include "winerror.h"
  16 #include "strmif.h"
  17 #include "control.h"
  18 #include "uuids.h"
  19
  20 #include "debugtools.h"
  21 DEFAULT_DEBUG_CHANNEL(quartz);
  22
  23 #include "quartz_private.h"
  24 #include "seekpass.h"
  25
  26
  27 /***************************************************************************
  28  *
  29  *      CSeekingPassThru::ISeekingPassThru
  30  *
  31  */
  32
  33 static HRESULT WINAPI
  34 ISeekingPassThru_fnQueryInterface(ISeekingPassThru* iface,REFIID riid,void** ppobj)
  35 {
  36         CSeekingPassThru_THIS(iface,seekpass);
  37
  38         TRACE("(%p)->()\n",This);
  39
  40         return IUnknown_QueryInterface(This->unk.punkControl,riid,ppobj);
  41 }
  42
  43 static ULONG WINAPI
  44 ISeekingPassThru_fnAddRef(ISeekingPassThru* iface)
  45 {
  46         CSeekingPassThru_THIS(iface,seekpass);
  47
  48         TRACE("(%p)->()\n",This);
  49
  50         return IUnknown_AddRef(This->unk.punkControl);
  51 }
  52
  53 static ULONG WINAPI
  54 ISeekingPassThru_fnRelease(ISeekingPassThru* iface)
  55 {
  56         CSeekingPassThru_THIS(iface,seekpass);
  57
  58         TRACE("(%p)->()\n",This);
  59
  60         return IUnknown_Release(This->unk.punkControl);
  61 }
  62
  63 static HRESULT WINAPI
  64 ISeekingPassThru_fnInit(ISeekingPassThru* iface,BOOL bRendering,IPin* pPin)
  65 {
  66         CSeekingPassThru_THIS(iface,seekpass);
  67
  68         FIXME("(%p)->(%d,%p) not tested!\n",This,bRendering,pPin);
  69
  70         if ( pPin == NULL )
  71                 return E_POINTER;
  72
  73         /* Why is 'bRendering' given as an argument?? */
  74         EnterCriticalSection( &This->cs );
  75
  76         if ( This->passthru.pPin != NULL )
  77                 IPin_Release( This->passthru.pPin );
  78         This->passthru.pPin = pPin; IPin_AddRef( pPin );
  79
  80         LeaveCriticalSection( &This->cs );
  81
  82         return NOERROR;
  83 }
  84
  85
  86 static ICOM_VTABLE(ISeekingPassThru) iseekingpassthru =
  87 {
  88         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  89         /* IUnknown fields */
  90         ISeekingPassThru_fnQueryInterface,
  91         ISeekingPassThru_fnAddRef,
  92         ISeekingPassThru_fnRelease,
  93         /* ISeekingPassThru fields */
  94         ISeekingPassThru_fnInit,
  95 };
  96
  97 static
  98 HRESULT CSeekingPassThru_InitISeekingPassThru(CSeekingPassThru* This)
  99 {
 100         TRACE("(%p)\n",This);
 101         ICOM_VTBL(&This->seekpass) = &iseekingpassthru;
 102         This->passthru.punk = This->unk.punkControl;
 103         This->passthru.pPin = NULL;
 104         InitializeCriticalSection( &This->cs );
 105
 106         return NOERROR;
 107 }
 108
 109 static
 110 void CSeekingPassThru_UninitISeekingPassThru(CSeekingPassThru* This)
 111 {
 112         TRACE("(%p)\n",This);
 113         if ( This->passthru.pPin != NULL )
 114         {
 115                 IPin_Release( This->passthru.pPin );
 116                 This->passthru.pPin = NULL;
 117         }
 118         DeleteCriticalSection( &This->cs );
 119 }
 120
 121 /***************************************************************************
 122  *
 123  *      new/delete for CLSID_SeekingPassThru.
 124  *
 125  */
 126
 127 /* can I use offsetof safely? - FIXME? */
 128 static QUARTZ_IFEntry IFEntries[] =
 129 {
 130   { &IID_ISeekingPassThru, offsetof(CSeekingPassThru,seekpass)-offsetof(CSeekingPassThru,unk) },
 131   { &IID_IMediaPosition, offsetof(CSeekingPassThru,passthru.mpos)-offsetof(CSeekingPassThru,unk) },
 132   { &IID_IMediaSeeking, offsetof(CSeekingPassThru,passthru.mseek)-offsetof(CSeekingPassThru,unk) },
 133 };
 134
 135
 136 static void QUARTZ_DestroySeekingPassThru(IUnknown* punk)
 137 {
 138         CSeekingPassThru_THIS(punk,unk);
 139
 140         CSeekingPassThru_UninitISeekingPassThru(This);
 141 }
 142
 143 HRESULT QUARTZ_CreateSeekingPassThru(IUnknown* punkOuter,void** ppobj)
 144 {
 145         CSeekingPassThru*       This;
 146         HRESULT hr;
 147
 148         TRACE("(%p,%p)\n",punkOuter,ppobj);
 149
 150         This = (CSeekingPassThru*)QUARTZ_AllocObj( sizeof(CSeekingPassThru) );
 151         if ( This == NULL )
 152                 return E_OUTOFMEMORY;
 153
 154         QUARTZ_IUnkInit( &This->unk, punkOuter );
 155         hr = CSeekingPassThru_InitISeekingPassThru(This);
 156         if ( FAILED(hr) )
 157         {
 158                 QUARTZ_FreeObj( This );
 159                 return hr;
 160         }
 161
 162         This->unk.pEntries = IFEntries;
 163         This->unk.dwEntries = sizeof(IFEntries)/sizeof(IFEntries[0]);
 164         This->unk.pOnFinalRelease = QUARTZ_DestroySeekingPassThru;
 165
 166         *ppobj = (void*)(&This->unk);
 167
 168         return S_OK;
 169 }
 170
 171
 172
 173
 174 /***************************************************************************
 175  *
 176  *      CPassThruImpl Helper methods.
 177  *
 178  */
 179
 180 static
 181 HRESULT CPassThruImpl_GetConnected( CPassThruImpl* pImpl, IPin** ppPin )
 182 {
 183         return IPin_ConnectedTo( pImpl->pPin, ppPin );
 184 }
 185
 186 HRESULT CPassThruImpl_QueryPosPass(
 187         CPassThruImpl* pImpl, IMediaPosition** ppPosition )
 188 {
 189         IPin*   pPin;
 190         HRESULT hr;
 191
 192         hr = CPassThruImpl_GetConnected( pImpl, &pPin );
 193         if ( FAILED(hr) )
 194                 return hr;
 195         hr = IPin_QueryInterface(pPin,&IID_IMediaPosition,(void**)ppPosition);
 196         IPin_Release(pPin);
 197
 198         return hr;
 199 }
 200
 201 HRESULT CPassThruImpl_QuerySeekPass(
 202         CPassThruImpl* pImpl, IMediaSeeking** ppSeeking )
 203 {
 204         IPin*   pPin;
 205         HRESULT hr;
 206
 207         hr = CPassThruImpl_GetConnected( pImpl, &pPin );
 208         if ( FAILED(hr) )
 209                 return hr;
 210         hr = IPin_QueryInterface(pPin,&IID_IMediaSeeking,(void**)ppSeeking);
 211         IPin_Release(pPin);
 212
 213         return hr;
 214 }
 215
 216 /***************************************************************************
 217  *
 218  *      An implementation for CPassThruImpl::IMediaPosition.
 219  *
 220  */
 221
 222
 223 #define QUERYPOSPASS \
 224         IMediaPosition* pPos = NULL; \
 225         HRESULT hr; \
 226         hr = CPassThruImpl_QueryPosPass( This, &pPos ); \
 227         if ( FAILED(hr) ) return hr;
 228
 229 static HRESULT WINAPI
 230 IMediaPosition_fnQueryInterface(IMediaPosition* iface,REFIID riid,void** ppobj)
 231 {
 232         CPassThruImpl_THIS(iface,mpos);
 233
 234         TRACE("(%p)->()\n",This);
 235
 236         return IUnknown_QueryInterface(This->punk,riid,ppobj);
 237 }
 238
 239 static ULONG WINAPI
 240 IMediaPosition_fnAddRef(IMediaPosition* iface)
 241 {
 242         CPassThruImpl_THIS(iface,mpos);
 243
 244         TRACE("(%p)->()\n",This);
 245
 246         return IUnknown_AddRef(This->punk);
 247 }
 248
 249 static ULONG WINAPI
 250 IMediaPosition_fnRelease(IMediaPosition* iface)
 251 {
 252         CPassThruImpl_THIS(iface,mpos);
 253
 254         TRACE("(%p)->()\n",This);
 255
 256         return IUnknown_Release(This->punk);
 257 }
 258
 259 static HRESULT WINAPI
 260 IMediaPosition_fnGetTypeInfoCount(IMediaPosition* iface,UINT* pcTypeInfo)
 261 {
 262         CPassThruImpl_THIS(iface,mpos);
 263
 264         FIXME("(%p)->() stub!\n",This);
 265
 266         return E_NOTIMPL;
 267 }
 268
 269 static HRESULT WINAPI
 270 IMediaPosition_fnGetTypeInfo(IMediaPosition* iface,UINT iTypeInfo, LCID lcid, ITypeInfo** ppobj)
 271 {
 272         CPassThruImpl_THIS(iface,mpos);
 273
 274         FIXME("(%p)->() stub!\n",This);
 275
 276         return E_NOTIMPL;
 277 }
 278
 279 static HRESULT WINAPI
 280 IMediaPosition_fnGetIDsOfNames(IMediaPosition* iface,REFIID riid, LPOLESTR* ppwszName, UINT cNames, LCID lcid, DISPID* pDispId)
 281 {
 282         CPassThruImpl_THIS(iface,mpos);
 283
 284         FIXME("(%p)->() stub!\n",This);
 285
 286         return E_NOTIMPL;
 287 }
 288
 289 static HRESULT WINAPI
 290 IMediaPosition_fnInvoke(IMediaPosition* iface,DISPID DispId, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarRes, EXCEPINFO* pExcepInfo, UINT* puArgErr)
 291 {
 292         CPassThruImpl_THIS(iface,mpos);
 293
 294         FIXME("(%p)->() stub!\n",This);
 295
 296         return E_NOTIMPL;
 297 }
 298
 299
 300 static HRESULT WINAPI
 301 IMediaPosition_fnget_Duration(IMediaPosition* iface,REFTIME* prefTime)
 302 {
 303         CPassThruImpl_THIS(iface,mpos);
 304         QUERYPOSPASS
 305
 306         TRACE("(%p)->()\n",This);
 307
 308         return IMediaPosition_get_Duration(pPos,prefTime);
 309 }
 310
 311 static HRESULT WINAPI
 312 IMediaPosition_fnput_CurrentPosition(IMediaPosition* iface,REFTIME refTime)
 313 {
 314         CPassThruImpl_THIS(iface,mpos);
 315         QUERYPOSPASS
 316
 317         TRACE("(%p)->()\n",This);
 318
 319         return IMediaPosition_put_CurrentPosition(pPos,refTime);
 320 }
 321
 322 static HRESULT WINAPI
 323 IMediaPosition_fnget_CurrentPosition(IMediaPosition* iface,REFTIME* prefTime)
 324 {
 325         CPassThruImpl_THIS(iface,mpos);
 326         QUERYPOSPASS
 327
 328         TRACE("(%p)->()\n",This);
 329
 330         return IMediaPosition_get_CurrentPosition(pPos,prefTime);
 331 }
 332
 333 static HRESULT WINAPI
 334 IMediaPosition_fnget_StopTime(IMediaPosition* iface,REFTIME* prefTime)
 335 {
 336         CPassThruImpl_THIS(iface,mpos);
 337         QUERYPOSPASS
 338
 339         TRACE("(%p)->()\n",This);
 340
 341         return IMediaPosition_get_StopTime(pPos,prefTime);
 342 }
 343
 344 static HRESULT WINAPI
 345 IMediaPosition_fnput_StopTime(IMediaPosition* iface,REFTIME refTime)
 346 {
 347         CPassThruImpl_THIS(iface,mpos);
 348         QUERYPOSPASS
 349
 350         TRACE("(%p)->()\n",This);
 351
 352         return IMediaPosition_put_StopTime(pPos,refTime);
 353 }
 354
 355 static HRESULT WINAPI
 356 IMediaPosition_fnget_PrerollTime(IMediaPosition* iface,REFTIME* prefTime)
 357 {
 358         CPassThruImpl_THIS(iface,mpos);
 359         QUERYPOSPASS
 360
 361         TRACE("(%p)->()\n",This);
 362
 363         return IMediaPosition_get_PrerollTime(pPos,prefTime);
 364 }
 365
 366 static HRESULT WINAPI
 367 IMediaPosition_fnput_PrerollTime(IMediaPosition* iface,REFTIME refTime)
 368 {
 369         CPassThruImpl_THIS(iface,mpos);
 370         QUERYPOSPASS
 371
 372         TRACE("(%p)->()\n",This);
 373
 374         return IMediaPosition_put_PrerollTime(pPos,refTime);
 375 }
 376
 377 static HRESULT WINAPI
 378 IMediaPosition_fnput_Rate(IMediaPosition* iface,double dblRate)
 379 {
 380         CPassThruImpl_THIS(iface,mpos);
 381         QUERYPOSPASS
 382
 383         TRACE("(%p)->()\n",This);
 384
 385         return IMediaPosition_put_Rate(pPos,dblRate);
 386 }
 387
 388 static HRESULT WINAPI
 389 IMediaPosition_fnget_Rate(IMediaPosition* iface,double* pdblRate)
 390 {
 391         CPassThruImpl_THIS(iface,mpos);
 392         QUERYPOSPASS
 393
 394         TRACE("(%p)->()\n",This);
 395
 396         return IMediaPosition_get_Rate(pPos,pdblRate);
 397 }
 398
 399 static HRESULT WINAPI
 400 IMediaPosition_fnCanSeekForward(IMediaPosition* iface,LONG* pCanSeek)
 401 {
 402         CPassThruImpl_THIS(iface,mpos);
 403         QUERYPOSPASS
 404
 405         TRACE("(%p)->()\n",This);
 406
 407         return IMediaPosition_CanSeekForward(pPos,pCanSeek);
 408 }
 409
 410 static HRESULT WINAPI
 411 IMediaPosition_fnCanSeekBackward(IMediaPosition* iface,LONG* pCanSeek)
 412 {
 413         CPassThruImpl_THIS(iface,mpos);
 414         QUERYPOSPASS
 415
 416         TRACE("(%p)->()\n",This);
 417
 418         return IMediaPosition_CanSeekBackward(pPos,pCanSeek);
 419 }
 420
 421
 422 static ICOM_VTABLE(IMediaPosition) impos =
 423 {
 424         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 425         /* IUnknown fields */
 426         IMediaPosition_fnQueryInterface,
 427         IMediaPosition_fnAddRef,
 428         IMediaPosition_fnRelease,
 429         /* IDispatch fields */
 430         IMediaPosition_fnGetTypeInfoCount,
 431         IMediaPosition_fnGetTypeInfo,
 432         IMediaPosition_fnGetIDsOfNames,
 433         IMediaPosition_fnInvoke,
 434         /* IMediaPosition fields */
 435         IMediaPosition_fnget_Duration,
 436         IMediaPosition_fnput_CurrentPosition,
 437         IMediaPosition_fnget_CurrentPosition,
 438         IMediaPosition_fnget_StopTime,
 439         IMediaPosition_fnput_StopTime,
 440         IMediaPosition_fnget_PrerollTime,
 441         IMediaPosition_fnput_PrerollTime,
 442         IMediaPosition_fnput_Rate,
 443         IMediaPosition_fnget_Rate,
 444         IMediaPosition_fnCanSeekForward,
 445         IMediaPosition_fnCanSeekBackward,
 446 };
 447
 448
 449 HRESULT CPassThruImpl_InitIMediaPosition( CPassThruImpl* pImpl )
 450 {
 451         TRACE("(%p)\n",pImpl);
 452         ICOM_VTBL(&pImpl->mpos) = &impos;
 453
 454         return NOERROR;
 455 }
 456
 457 void CPassThruImpl_UninitIMediaPosition( CPassThruImpl* pImpl )
 458 {
 459         TRACE("(%p)\n",pImpl);
 460 }
 461
 462 #undef QUERYPOSPASS
 463
 464
 465 /***************************************************************************
 466  *
 467  *      An implementation for CPassThruImpl::IMediaSeeking.
 468  *
 469  */
 470
 471 #define QUERYSEEKPASS \
 472         IMediaSeeking* pSeek = NULL; \
 473         HRESULT hr; \
 474         hr = CPassThruImpl_QuerySeekPass( This, &pSeek ); \
 475         if ( FAILED(hr) ) return hr;
 476
 477
 478 static HRESULT WINAPI
 479 IMediaSeeking_fnQueryInterface(IMediaSeeking* iface,REFIID riid,void** ppobj)
 480 {
 481         CPassThruImpl_THIS(iface,mseek);
 482
 483         TRACE("(%p)->()\n",This);
 484
 485         return IUnknown_QueryInterface(This->punk,riid,ppobj);
 486 }
 487
 488 static ULONG WINAPI
 489 IMediaSeeking_fnAddRef(IMediaSeeking* iface)
 490 {
 491         CPassThruImpl_THIS(iface,mseek);
 492
 493         TRACE("(%p)->()\n",This);
 494
 495         return IUnknown_AddRef(This->punk);
 496 }
 497
 498 static ULONG WINAPI
 499 IMediaSeeking_fnRelease(IMediaSeeking* iface)
 500 {
 501         CPassThruImpl_THIS(iface,mseek);
 502
 503         TRACE("(%p)->()\n",This);
 504
 505         return IUnknown_Release(This->punk);
 506 }
 507
 508
 509 static HRESULT WINAPI
 510 IMediaSeeking_fnGetCapabilities(IMediaSeeking* iface,DWORD* pdwCaps)
 511 {
 512         CPassThruImpl_THIS(iface,mseek);
 513         QUERYSEEKPASS
 514
 515         TRACE("(%p)->()\n",This);
 516
 517         return IMediaSeeking_GetCapabilities(pSeek,pdwCaps);
 518 }
 519
 520 static HRESULT WINAPI
 521 IMediaSeeking_fnCheckCapabilities(IMediaSeeking* iface,DWORD* pdwCaps)
 522 {
 523         CPassThruImpl_THIS(iface,mseek);
 524         QUERYSEEKPASS
 525
 526         TRACE("(%p)->()\n",This);
 527
 528         return IMediaSeeking_CheckCapabilities(pSeek,pdwCaps);
 529 }
 530
 531 static HRESULT WINAPI
 532 IMediaSeeking_fnIsFormatSupported(IMediaSeeking* iface,const GUID* pidFormat)
 533 {
 534         CPassThruImpl_THIS(iface,mseek);
 535         QUERYSEEKPASS
 536
 537         TRACE("(%p)->()\n",This);
 538
 539         return IMediaSeeking_IsFormatSupported(pSeek,pidFormat);
 540 }
 541
 542 static HRESULT WINAPI
 543 IMediaSeeking_fnQueryPreferredFormat(IMediaSeeking* iface,GUID* pidFormat)
 544 {
 545         CPassThruImpl_THIS(iface,mseek);
 546         QUERYSEEKPASS
 547
 548         TRACE("(%p)->()\n",This);
 549
 550         return IMediaSeeking_QueryPreferredFormat(pSeek,pidFormat);
 551 }
 552
 553 static HRESULT WINAPI
 554 IMediaSeeking_fnGetTimeFormat(IMediaSeeking* iface,GUID* pidFormat)
 555 {
 556         CPassThruImpl_THIS(iface,mseek);
 557         QUERYSEEKPASS
 558
 559         TRACE("(%p)->()\n",This);
 560
 561         return IMediaSeeking_GetTimeFormat(pSeek,pidFormat);
 562 }
 563
 564 static HRESULT WINAPI
 565 IMediaSeeking_fnIsUsingTimeFormat(IMediaSeeking* iface,const GUID* pidFormat)
 566 {
 567         CPassThruImpl_THIS(iface,mseek);
 568         QUERYSEEKPASS
 569
 570         TRACE("(%p)->()\n",This);
 571
 572         return IMediaSeeking_IsUsingTimeFormat(pSeek,pidFormat);
 573 }
 574
 575 static HRESULT WINAPI
 576 IMediaSeeking_fnSetTimeFormat(IMediaSeeking* iface,const GUID* pidFormat)
 577 {
 578         CPassThruImpl_THIS(iface,mseek);
 579         QUERYSEEKPASS
 580
 581         TRACE("(%p)->()\n",This);
 582
 583         return IMediaSeeking_SetTimeFormat(pSeek,pidFormat);
 584 }
 585
 586 static HRESULT WINAPI
 587 IMediaSeeking_fnGetDuration(IMediaSeeking* iface,LONGLONG* pllDuration)
 588 {
 589         CPassThruImpl_THIS(iface,mseek);
 590         QUERYSEEKPASS
 591
 592         TRACE("(%p)->()\n",This);
 593
 594         return IMediaSeeking_GetDuration(pSeek,pllDuration);
 595 }
 596
 597 static HRESULT WINAPI
 598 IMediaSeeking_fnGetStopPosition(IMediaSeeking* iface,LONGLONG* pllPos)
 599 {
 600         CPassThruImpl_THIS(iface,mseek);
 601         QUERYSEEKPASS
 602
 603         TRACE("(%p)->()\n",This);
 604
 605         return IMediaSeeking_GetStopPosition(pSeek,pllPos);
 606 }
 607
 608 static HRESULT WINAPI
 609 IMediaSeeking_fnGetCurrentPosition(IMediaSeeking* iface,LONGLONG* pllPos)
 610 {
 611         CPassThruImpl_THIS(iface,mseek);
 612         QUERYSEEKPASS
 613
 614         TRACE("(%p)->()\n",This);
 615
 616         return IMediaSeeking_GetCurrentPosition(pSeek,pllPos);
 617 }
 618
 619 static HRESULT WINAPI
 620 IMediaSeeking_fnConvertTimeFormat(IMediaSeeking* iface,LONGLONG* pllOut,const GUID* pidFmtOut,LONGLONG llIn,const GUID* pidFmtIn)
 621 {
 622         CPassThruImpl_THIS(iface,mseek);
 623         QUERYSEEKPASS
 624
 625         TRACE("(%p)->()\n",This);
 626
 627         return IMediaSeeking_ConvertTimeFormat(pSeek,pllOut,pidFmtOut,llIn,pidFmtIn);
 628 }
 629
 630 static HRESULT WINAPI
 631 IMediaSeeking_fnSetPositions(IMediaSeeking* iface,LONGLONG* pllCur,DWORD dwCurFlags,LONGLONG* pllStop,DWORD dwStopFlags)
 632 {
 633         CPassThruImpl_THIS(iface,mseek);
 634         QUERYSEEKPASS
 635
 636         TRACE("(%p)->()\n",This);
 637
 638         return IMediaSeeking_SetPositions(pSeek,pllCur,dwCurFlags,pllStop,dwStopFlags);
 639 }
 640
 641 static HRESULT WINAPI
 642 IMediaSeeking_fnGetPositions(IMediaSeeking* iface,LONGLONG* pllCur,LONGLONG* pllStop)
 643 {
 644         CPassThruImpl_THIS(iface,mseek);
 645         QUERYSEEKPASS
 646
 647         TRACE("(%p)->()\n",This);
 648
 649         return IMediaSeeking_GetPositions(pSeek,pllCur,pllStop);
 650 }
 651
 652 static HRESULT WINAPI
 653 IMediaSeeking_fnGetAvailable(IMediaSeeking* iface,LONGLONG* pllFirst,LONGLONG* pllLast)
 654 {
 655         CPassThruImpl_THIS(iface,mseek);
 656         QUERYSEEKPASS
 657
 658         TRACE("(%p)->()\n",This);
 659
 660         return IMediaSeeking_GetAvailable(pSeek,pllFirst,pllLast);
 661 }
 662
 663 static HRESULT WINAPI
 664 IMediaSeeking_fnSetRate(IMediaSeeking* iface,double dblRate)
 665 {
 666         CPassThruImpl_THIS(iface,mseek);
 667         QUERYSEEKPASS
 668
 669         TRACE("(%p)->()\n",This);
 670
 671         return IMediaSeeking_SetRate(pSeek,dblRate);
 672 }
 673
 674 static HRESULT WINAPI
 675 IMediaSeeking_fnGetRate(IMediaSeeking* iface,double* pdblRate)
 676 {
 677         CPassThruImpl_THIS(iface,mseek);
 678         QUERYSEEKPASS
 679
 680         TRACE("(%p)->()\n",This);
 681
 682         return IMediaSeeking_GetRate(pSeek,pdblRate);
 683 }
 684
 685 static HRESULT WINAPI
 686 IMediaSeeking_fnGetPreroll(IMediaSeeking* iface,LONGLONG* pllPreroll)
 687 {
 688         CPassThruImpl_THIS(iface,mseek);
 689         QUERYSEEKPASS
 690
 691         TRACE("(%p)->()\n",This);
 692
 693         return IMediaSeeking_GetPreroll(pSeek,pllPreroll);
 694 }
 695
 696
 697
 698
 699 static ICOM_VTABLE(IMediaSeeking) imseek =
 700 {
 701         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 702         /* IUnknown fields */
 703         IMediaSeeking_fnQueryInterface,
 704         IMediaSeeking_fnAddRef,
 705         IMediaSeeking_fnRelease,
 706         /* IMediaSeeking fields */
 707         IMediaSeeking_fnGetCapabilities,
 708         IMediaSeeking_fnCheckCapabilities,
 709         IMediaSeeking_fnIsFormatSupported,
 710         IMediaSeeking_fnQueryPreferredFormat,
 711         IMediaSeeking_fnGetTimeFormat,
 712         IMediaSeeking_fnIsUsingTimeFormat,
 713         IMediaSeeking_fnSetTimeFormat,
 714         IMediaSeeking_fnGetDuration,
 715         IMediaSeeking_fnGetStopPosition,
 716         IMediaSeeking_fnGetCurrentPosition,
 717         IMediaSeeking_fnConvertTimeFormat,
 718         IMediaSeeking_fnSetPositions,
 719         IMediaSeeking_fnGetPositions,
 720         IMediaSeeking_fnGetAvailable,
 721         IMediaSeeking_fnSetRate,
 722         IMediaSeeking_fnGetRate,
 723         IMediaSeeking_fnGetPreroll,
 724 };
 725
 726
 727
 728 HRESULT CPassThruImpl_InitIMediaSeeking( CPassThruImpl* pImpl )
 729 {
 730         TRACE("(%p)\n",pImpl);
 731         ICOM_VTBL(&pImpl->mseek) = &imseek;
 732
 733         return NOERROR;
 734 }
 735
 736 void CPassThruImpl_UninitIMediaSeeking( CPassThruImpl* pImpl )
 737 {
 738         TRACE("(%p)\n",pImpl);
 739 }
 740
 741 #undef QUERYSEEKPASS