Lines Matching +full:back +full:- +full:channel

1 .\"-
2 .\" SPDX-License-Identifier: BSD-2-Clause
4 .\" Copyright (c) 2024-2025 The FreeBSD Foundation
45 control-driven interface, in order to filter and/or set specific properties.
48 .Bl -tag -width "-f device"
61 This option will print all of the device's channel properties.
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74 .It bitperfect Ta Boolean Ta Read/Write Ta Bit-perfect mode enabled
75 .It autoconv Ta Boolean Ta Read/Write Ta Auto-conversions enabled
76 .It realtime Ta Boolean Ta Read/Write Ta Real-time mode enabled
102 controls will be read-only if VCHANs are disabled.
104 The device channel controls are as follows:
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107 .It name Ta String Ta Read Ta Channel name
108 .It parentchan Ta String Ta Read Ta Parent (primary) channel name
109 .It unit Ta Number Ta Read Ta Channel unit
110 .It caps Ta String Ta Read Ta Channel OSS capabilities
111 .It latency Ta Number Ta Read Ta Channel latency
112 .It format Ta String Ta Read Ta Channel format
113 .It rate Ta Number Ta Read Ta Channel sample rate
114 .It pid Ta Number Ta Read Ta PID of process consuming channel
115 .It proc Ta String Ta Read Ta Name of process consuming channel
116 .It interrupts Ta Number Ta Read Ta Number of interrupts since channel was opened
118 .It feedcount Ta Number Ta Read Ta Number of bytes fed to channel
119 .It volume Ta Volume Ta Read Ta Channel left-right volume in normalized form (0.00 to 1.00).
138 .It feederchain Ta String Ta Read Ta Channel feeder chain
141 .Bl -tag -width /dev/dspX -compact
149 Disable auto-conversions and enable realtime mode to get as low latencies as
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155 Set the playback sample format to 2-channel signed 24-bit low endian, and sample
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163 .Bd -literal -offset indent
164 $ sndctl -f /dev/dsp1 pid proc
169 information to a file and retrieve back later:
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171 $ sndctl -f /dev/dsp0 -o > info
173 $ sndctl -f /dev/dsp0 `cat info`