VIRTUAL_OSS_CMD(8)      FreeBSD System Manager's Manual     VIRTUAL_OSS_CMD(8)

NAME

     virtual_oss_cmd - modify a running virtual_oss(8) instance's options

SYNOPSIS

     virtual_oss_cmd

DESCRIPTION

     virtual_oss_cmd pass additional command line arguments to a running
     virtual_oss(8) instance via its control device.  Supported command line
     arguments:

     -E xxx

     -F xxx

     -G xxx

     -L xxx

     -M xxx

     -O xxx

     -P xxx

     -R xxx

     -a xxx

     -b xxx

     -c xxx

     -d xxx

     -e xxx

     -f xxx

     -l xxx

     -m xxx

     -p xxx

     -s xxx

     -w xxx

     Refer to virtual_oss(8) for a detailed description of the command line
     arguments.

EXAMPLES

     To change the recording device:

           virtual_oss_cmd /dev/vdsp.ctl -R /dev/dsp4

     To change the playback device:

           virtual_oss_cmd /dev/vdsp.ctl -P /dev/dsp4

     To enable recording:

           virtual_oss_cmd /dev/vdsp.ctl -E 1

     To disable recording:

           virtual_oss_cmd /dev/vdsp.ctl -E 0

     To create a new DSP device on the fly:

           virtual_oss_cmd /dev/vdsp.ctl -b 16 -c 2 -d dsp.new

     To show system information:

           virtual_oss_cmd /dev/vdsp.ctl

SEE ALSO

     virtual_oss(8)

AUTHORS

     virtual_oss_cmd was written by Hans Petter Selasky hselasky@freebsd.org.

FreeBSD 15.1-STABLE-HBSD       February 12, 2025            VIRTUAL_OSS_CMD(8)