dlls/quartz/seekpass.h

   1 /*
   2  * Copyright (C) Hidenori TAKESHIMA
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef WINE_DSHOW_SEEKPASS_H
  20 #define WINE_DSHOW_SEEKPASS_H
  21
  22 /*
  23                 implements CLSID_SeekingPassThru.
  24
  25         - At least, the following interfaces should be implemented:
  26
  27         IUnknown
  28                 + ISeekingPassThru
  29
  30 */
  31
  32 #include "iunk.h"
  33
  34
  35 /****************************************************************************/
  36
  37 typedef struct CPassThruImpl
  38 {
  39         struct { ICOM_VFIELD(IMediaPosition); } mpos;
  40         struct { ICOM_VFIELD(IMediaSeeking); } mseek;
  41
  42         IUnknown* punk;
  43         IPin* pPin;
  44 } CPassThruImpl;
  45
  46 #define CPassThruImpl_THIS(iface,member)                CPassThruImpl*  This = ((CPassThruImpl*)(((char*)iface)-offsetof(CPassThruImpl,member)))
  47
  48 HRESULT CPassThruImpl_InitIMediaPosition( CPassThruImpl* pImpl );
  49 void CPassThruImpl_UninitIMediaPosition( CPassThruImpl* pImpl );
  50 HRESULT CPassThruImpl_InitIMediaSeeking( CPassThruImpl* pImpl );
  51 void CPassThruImpl_UninitIMediaSeeking( CPassThruImpl* pImpl );
  52
  53 HRESULT CPassThruImpl_QueryPosPass(
  54         CPassThruImpl* pImpl, IMediaPosition** ppPosition );
  55 HRESULT CPassThruImpl_QuerySeekPass(
  56         CPassThruImpl* pImpl, IMediaSeeking** ppSeeking );
  57
  58 /****************************************************************************/
  59
  60 typedef struct QUARTZ_ISeekingPassThruImpl
  61 {
  62         ICOM_VFIELD(ISeekingPassThru);
  63 } QUARTZ_ISeekingPassThruImpl;
  64
  65 typedef struct CSeekingPassThru
  66 {
  67         QUARTZ_IUnkImpl unk;
  68         QUARTZ_ISeekingPassThruImpl     seekpass;
  69
  70         /* ISeekingPassThru fields. */
  71         CRITICAL_SECTION        cs;
  72         CPassThruImpl   passthru;
  73 } CSeekingPassThru;
  74
  75 #define CSeekingPassThru_THIS(iface,member)             CSeekingPassThru*       This = ((CSeekingPassThru*)(((char*)iface)-offsetof(CSeekingPassThru,member)))
  76
  77 HRESULT QUARTZ_CreateSeekingPassThru(IUnknown* punkOuter,void** ppobj);
  78 HRESULT QUARTZ_CreateSeekingPassThruInternal(IUnknown* punkOuter,CSeekingPassThru** ppobj,BOOL bRendering,IPin* pPin);
  79
  80
  81 #endif  /* WINE_DSHOW_SEEKPASS_H */