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Add typedef for audio_prinfo_t (PR#1167), Change AUMODE_* to flags, and add new strings for mixer devs

This commit is contained in:
brezak 1995-07-07 01:43:35 +00:00
parent 3758e23b79
commit 67dc53b92a
1 changed files with 16 additions and 5 deletions
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21
sys/sys/audioio.h
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@ -1,4 +1,4 @@
/* $NetBSD: audioio.h,v 1.2 1995/05/08 22:21:29 brezak Exp $ */
/* $NetBSD: audioio.h,v 1.3 1995/07/07 01:43:35 brezak Exp $ */
/*
* Copyright (c) 1991-1993 Regents of the University of California.
@ -59,6 +59,7 @@ struct audio_prinfo {
u_char open; /* non-zero if currently open */
u_char active; /* non-zero if I/O is currently active */
};
typedef struct audio_prinfo audio_prinfo_t;
struct audio_info {
struct audio_prinfo play; /* Info for play (output) side */
@ -69,10 +70,9 @@ struct audio_info {
u_int hiwat; /* output high water mark */
u_int lowat; /* output low water mark */
u_int backlog; /* samples of output backlog to gen. */
u_int mode; /* bitmask of AUMODE_* values */
/* (Some devices can do both simultaneously) */
#define AUMODE_PLAY 0
#define AUMODE_RECORD 1
u_int mode; /* current device mode */
#define AUMODE_PLAY 0x01
#define AUMODE_RECORD 0x02
};
typedef struct audio_info audio_info_t;
@ -224,6 +224,17 @@ typedef struct mixer_ctrl {
#define AudioNoff "off"
#define AudioNmode "mode"
#define AudioNsource "source"
#define AudioNfmsynth "fmsynth"
#define AudioNwave "wave"
#define AudioNmidi "midi"
#define AudioNmixerout "mixerout"
#define AudioElinear "linear"
#define AudioEmulaw "mulaw"
#define AudioEalaw "alaw"
#define AudioEpcm16 "PCM-16"
#define AudioEpcm8 "PCM-8"
#define AudioEadpcm "ADPCM"
#define AudioCInputs "Inputs"
#define AudioCOutputs "Outputs"