compiler/include/devices/audio.h

   1 #ifndef DEVICES_AUDIO_H
   2 #define DEVICES_AUDIO_H
   3
   4 /*
   5     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: audio device commands and structures
   9     Lang: english
  10 */
  11
  12 #ifndef EXEC_IO_H
  13 #   include <exec/io.h>
  14 #endif
  15
  16 #define AUDIONAME               "audio.device"
  17
  18 #define ADHARD_CHANNELS         4
  19
  20 #define ADALLOC_MINPREC         -128
  21 #define ADALLOC_MAXPREC         127
  22
  23 #define ADCMD_FREE              (CMD_NONSTD + 0)
  24 #define ADCMD_SETPREC           (CMD_NONSTD + 1)
  25 #define ADCMD_FINISH            (CMD_NONSTD + 2)
  26 #define ADCMD_PERVOL            (CMD_NONSTD + 3)
  27 #define ADCMD_LOCK              (CMD_NONSTD + 4)
  28 #define ADCMD_WAITCYCLE         (CMD_NONSTD + 5)
  29 #define ADCMD_ALLOCATE          32
  30
  31 #define ADIOB_PERVOL            4
  32 #define ADIOB_SYNCCYCLE         5
  33 #define ADIOB_NOWAIT            6
  34 #define ADIOB_WRITEMESSAGE      7
  35
  36 #define ADIOF_PERVOL            (1 << 4)
  37 #define ADIOF_SYNCCYCLE         (1 << 5)
  38 #define ADIOF_NOWAIT            (1 << 6)
  39 #define ADIOF_WRITEMESSAGE      (1 << 7)
  40
  41 #define ADIOERR_NOALLOCATION    -10
  42 #define ADIOERR_ALLOCFAILED     -11
  43 #define ADIOERR_CHANNELSTOLEN   -12
  44
  45 struct IOAudio
  46 {
  47     struct IORequest     ioa_Request;
  48     WORD                 ioa_AllocKey;
  49     UBYTE               *ioa_Data;
  50     ULONG                ioa_Length;
  51     UWORD                ioa_Period;
  52     UWORD                ioa_Volume;
  53     UWORD                ioa_Cycles;
  54     struct Message       ioa_WriteMsg;
  55 };
  56
  57 #endif /* DEVICES_AUDIO_H */