sound.h

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    1 /* Definitions used by /dev/audio and /dev/mixer.
    2  *
    3  *  Feb 13 1995                 Author: Michel R. Prevenier 
    4  */
    5 
    6 #ifndef SOUND_H
    7 #define SOUND_H
    8 
    9 /* ------- Mixer stuff ------- */
   10 
   11 /* Available devices */
   12 enum Device
   13 {
   14   Master,     /* Master volume */
   15   Dac,        /* DSP, digitized sound */
   16   Fm,         /* Fm synthesized sound */
   17   Cd,         /* Compact */
   18   Line,       /* Line in */
   19   Mic,        /* Microphone */
   20   Speaker,    /* Pc speaker */
   21   Treble,     /* Treble */
   22   Bass        /* Bass */
   23 };
   24 
   25 enum InputState
   26 {
   27   ON, OFF
   28 };
   29 
   30 /* Volume levels range from 0 to 31, bass & treble range from 0 to 15 */
   31 struct volume_level
   32 {
   33   enum Device   device; 
   34   int           left;           
   35   int           right;
   36 };
   37 
   38 struct inout_ctrl
   39 {
   40   enum Device           device;
   41   enum InputState       left;
   42   enum InputState       right;
   43 };
   44 
   45 #endif /* SOUND_H */

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FreeBSD/Linux Kernel Cross Reference sys/include/minix/sound.h

FreeBSD/Linux Kernel Cross Reference
sys/include/minix/sound.h