include/dmusbuff.h

   1 /* DirectMusic Buffer Format
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program 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 program 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 program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #ifndef __WINE_DMUSIC_BUFFER_H
  21 #define __WINE_DMUSIC_BUFFER_H
  22
  23 #include <dmdls.h>
  24
  25 /*****************************************************************************
  26  * Misc. definitions
  27  */
  28 #define QWORD_ALIGN(x) (((x) + 7) & ~7)
  29 #define DMUS_EVENT_SIZE(cb) QWORD_ALIGN(sizeof(DMUS_EVENTHEADER) + cb)
  30
  31 /*****************************************************************************
  32  * Flags
  33  */
  34 #define DMUS_EVENT_STRUCTURED   0x1
  35
  36 /*****************************************************************************
  37  * Structures
  38  */
  39 /* typedef definitions */
  40 typedef struct _DMUS_EVENTHEADER DMUS_EVENTHEADER, *LPDMUS_EVENTHEADER;
  41
  42 /* actual structure*/
  43 #include <pshpack4.h>
  44 struct _DMUS_EVENTHEADER {
  45     DWORD           cbEvent;
  46     DWORD           dwChannelGroup;
  47     REFERENCE_TIME  rtDelta;
  48     DWORD           dwFlags;
  49 };
  50 #include <poppack.h>
  51
  52 #endif /* __WINE_DMUSIC_BUFFER_H */