1 /*

     2     SDL - Simple DirectMedia Layer

     3     Copyright (C) 1997-2006 Sam Lantinga

     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     Sam Lantinga

    20     slouken@libsdl.org

    21 */

    22 #include "SDL_config.h"

    23 

    24 #ifndef _SDL_lowaudio_h

    25 #define _SDL_lowaudio_h

    26 

    27 #define INCL_TYPES

    28 #define INCL_DOSSEMAPHORES

    29 #define INCL_DOSRESOURCES

    30 #define INCL_DOSMISC

    31 #define INCL_DOSERRORS

    32 

    33 #define INCL_OS2MM

    34 #define INCL_MMIOOS2

    35 #define INCL_MCIOS2

    36 #include <os2.h>

    37 #include <os2me.h>     // DART stuff and MMIO stuff

    38 

    39 #include "../SDL_sysaudio.h"

    40 

    41 /* Hidden "this" pointer for the audio functions */

    42 #define _THIS	SDL_AudioDevice *_this

    43 

    44 /* The DirectSound objects */

    45 struct SDL_PrivateAudioData

    46 {

    47   int iCurrDeviceOrd;

    48   int iCurrFreq;

    49   int iCurrBits;

    50   int iCurrChannels;

    51   int iCurrNumBufs;

    52   int iCurrBufSize;

    53 

    54   int iLastPlayedBuf;

    55   int iNextFreeBuffer;

    56 

    57   MCI_BUFFER_PARMS BufferParms;     // Sound buffer parameters

    58   MCI_MIX_BUFFER *pMixBuffers;      // Sound buffers

    59   MCI_MIXSETUP_PARMS MixSetupParms; // Mixer setup parameters

    60   HEV hevAudioBufferPlayed;         // Event semaphore to indicate that an audio buffer has been played by DART

    61 };

    62 

    63 #endif /* _SDL_lowaudio_h */