mirror of https://gitee.com/openkylin/linux.git
86 lines
2.1 KiB
Plaintext
86 lines
2.1 KiB
Plaintext
This document describes standard names of mixer controls.
|
|
|
|
Syntax: SOURCE [DIRECTION] FUNCTION
|
|
|
|
DIRECTION:
|
|
<nothing> (both directions)
|
|
Playback
|
|
Capture
|
|
Bypass Playback
|
|
Bypass Capture
|
|
|
|
FUNCTION:
|
|
Switch (on/off switch)
|
|
Volume
|
|
Route (route control, hardware specific)
|
|
|
|
SOURCE:
|
|
Master
|
|
Master Mono
|
|
Hardware Master
|
|
Speaker (internal speaker)
|
|
Headphone
|
|
Beep (beep generator)
|
|
Phone
|
|
Phone Input
|
|
Phone Output
|
|
Synth
|
|
FM
|
|
Mic
|
|
Line
|
|
CD
|
|
Video
|
|
Zoom Video
|
|
Aux
|
|
PCM
|
|
PCM Front
|
|
PCM Rear
|
|
PCM Pan
|
|
Loopback
|
|
Analog Loopback (D/A -> A/D loopback)
|
|
Digital Loopback (playback -> capture loopback - without analog path)
|
|
Mono
|
|
Mono Output
|
|
Multi
|
|
ADC
|
|
Wave
|
|
Music
|
|
I2S
|
|
IEC958
|
|
|
|
Exceptions:
|
|
[Digital] Capture Source
|
|
[Digital] Capture Switch (aka input gain switch)
|
|
[Digital] Capture Volume (aka input gain volume)
|
|
[Digital] Playback Switch (aka output gain switch)
|
|
[Digital] Playback Volume (aka output gain volume)
|
|
Tone Control - Switch
|
|
Tone Control - Bass
|
|
Tone Control - Treble
|
|
3D Control - Switch
|
|
3D Control - Center
|
|
3D Control - Depth
|
|
3D Control - Wide
|
|
3D Control - Space
|
|
3D Control - Level
|
|
Mic Boost [(?dB)]
|
|
|
|
PCM interface:
|
|
|
|
Sample Clock Source { "Word", "Internal", "AutoSync" }
|
|
Clock Sync Status { "Lock", "Sync", "No Lock" }
|
|
External Rate /* external capture rate */
|
|
Capture Rate /* capture rate taken from external source */
|
|
|
|
IEC958 (S/PDIF) interface:
|
|
|
|
IEC958 [...] [Playback|Capture] Switch /* turn on/off the IEC958 interface */
|
|
IEC958 [...] [Playback|Capture] Volume /* digital volume control */
|
|
IEC958 [...] [Playback|Capture] Default /* default or global value - read/write */
|
|
IEC958 [...] [Playback|Capture] Mask /* consumer and professional mask */
|
|
IEC958 [...] [Playback|Capture] Con Mask /* consumer mask */
|
|
IEC958 [...] [Playback|Capture] Pro Mask /* professional mask */
|
|
IEC958 [...] [Playback|Capture] PCM Stream /* the settings assigned to a PCM stream */
|
|
IEC958 Q-subcode [Playback|Capture] Default /* Q-subcode bits */
|
|
IEC958 Preamble [Playback|Capture] Default /* burst preamble words (4*16bits) */
|