dlls/quartz/memalloc.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_MEMALLOC_H
  20 #define WINE_DSHOW_MEMALLOC_H
  21
  22 /*
  23                 implements CLSID_MemoryAllocator.
  24
  25         - At least, the following interfaces should be implemented:
  26
  27         IUnknown
  28                 + IMemAllocator
  29
  30 */
  31
  32 #include "iunk.h"
  33 #include "sample.h"
  34
  35 typedef struct MA_IMemAllocatorImpl
  36 {
  37         ICOM_VFIELD(IMemAllocator);
  38 } MA_IMemAllocatorImpl;
  39
  40 typedef struct CMemoryAllocator
  41 {
  42         QUARTZ_IUnkImpl unk;
  43         MA_IMemAllocatorImpl    memalloc;
  44
  45         /* IMemAllocator fields. */
  46         CRITICAL_SECTION        csMem;
  47         ALLOCATOR_PROPERTIES    prop;
  48         HANDLE  hEventSample;
  49         BYTE*   pData;
  50         CMemMediaSample**       ppSamples;
  51 } CMemoryAllocator;
  52
  53 #define CMemoryAllocator_THIS(iface,member)             CMemoryAllocator*       This = ((CMemoryAllocator*)(((char*)iface)-offsetof(CMemoryAllocator,member)))
  54
  55 HRESULT QUARTZ_CreateMemoryAllocator(IUnknown* punkOuter,void** ppobj);
  56
  57 HRESULT CMemoryAllocator_InitIMemAllocator( CMemoryAllocator* pma );
  58 void CMemoryAllocator_UninitIMemAllocator( CMemoryAllocator* pma );
  59
  60
  61 #endif  /* WINE_DSHOW_MEMALLOC_H */