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sndio
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use AUDIODEVICE env variable

This commit is contained in:
Alexandre Ratchov 2012-12-20 20:14:53 +01:00
parent 470c3b98b0
commit 51f6a56e67
2 changed files with 8 additions and 14 deletions
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15
sndioctl/sndioctl.1
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@ -36,11 +36,11 @@ The options are as follows:
.Bl -tag -width Ds .Bl -tag -width Ds
.It Fl f Ar port .It Fl f Ar port
Specifies the name of the Specifies the name of the
.It Fl v
Increase log verbosity.
.Xr sndio 7 .Xr sndio 7
MIDI port to use, default is MIDI port to use, default is
.Pa snd/0 .Pa snd/0
.It Fl v
Increase log verbosity.
.El .El
.Pp .Pp
In no expression is given, In no expression is given,
@ -53,23 +53,12 @@ If the expression is a stream name followed by
.Qq = .Qq =
followed by a decimal in the 0..127 range, followed by a decimal in the 0..127 range,
then the stream volume is set to the given value. then the stream volume is set to the given value.
.Pp
If the stream name the percent character
.Pq Sq \&% ,
any stream matches,
incuding empty server slots.
.Sh EXAMPLES .Sh EXAMPLES
Set mplayer volume to 80: Set mplayer volume to 80:
.Bd -literal -offset indent .Bd -literal -offset indent
$ sndioctl mplayer0=80 $ sndioctl mplayer0=80
.Ed .Ed
.Pp
Set all volumes to 80, including oncoming stream volumes:
.Bd -literal -offset indent
$ sndioctl %=80
.Ed
.Sh SEE ALSO .Sh SEE ALSO
.Xr sndiod 1 .Xr sndiod 1
.Xr mio_open 3 .Xr mio_open 3
.Xr midi 4
.Xr sndio 7 .Xr sndio 7

7
sndioctl/sndioctl.c
View File

@ -196,7 +196,7 @@ usage(void)
int int
main(int argc, char **argv) main(int argc, char **argv)
{ {
char *dev = "snd/0"; char *dev = NULL;
unsigned char buf[MSGMAX], *lhs, *rhs; unsigned char buf[MSGMAX], *lhs, *rhs;
int c, cn, vol, size; int c, cn, vol, size;
@ -215,6 +215,11 @@ main(int argc, char **argv)
argc -= optind; argc -= optind;
argv += optind; argv += optind;
if (dev == NULL)
dev = getenv("AUDIODEVICE");
if (dev == NULL)
dev = "snd/0";
hdl = mio_open(dev, MIO_OUT | MIO_IN, 0); hdl = mio_open(dev, MIO_OUT | MIO_IN, 0);
if (hdl == NULL) { if (hdl == NULL) {
fprintf(stderr, "%s: couldn't open MIDI device\n", dev); fprintf(stderr, "%s: couldn't open MIDI device\n", dev);