1 This document describes standard names of mixer controls.
3 Syntax: [LOCATION] SOURCE [CHANNEL] [DIRECTION] FUNCTION
6 <nothing> (both directions)
13 Switch (on/off switch)
15 Route (route control, hardware specific)
18 <nothing> (channel independent, or applies to all channels)
20 Surround (rear left/right in 4.0/5.1 surround)
24 Side (side left/right for 7.1 surround)
26 LOCATION: (physical location of source)
29 Dock (docking station)
36 Speaker (internal speaker)
37 Bass Speaker (internal LFE speaker)
47 Headset Mic (mic part of combined headset jack - 4-pin headphone + mic)
48 Headphone Mic (mic part of either/or - 3-pin headphone or mic)
49 Line (input only, use "Line Out" for output)
57 Analog Loopback (D/A -> A/D loopback)
58 Digital Loopback (playback -> capture loopback - without analog path)
71 HDMI/DP (either HDMI or DisplayPort)
73 Exceptions (deprecated):
74 [Analogue|Digital] Capture Source
75 [Analogue|Digital] Capture Switch (aka input gain switch)
76 [Analogue|Digital] Capture Volume (aka input gain volume)
77 [Analogue|Digital] Playback Switch (aka output gain switch)
78 [Analogue|Digital] Playback Volume (aka output gain volume)
92 Sample Clock Source { "Word", "Internal", "AutoSync" }
93 Clock Sync Status { "Lock", "Sync", "No Lock" }
94 External Rate /* external capture rate */
95 Capture Rate /* capture rate taken from external source */
97 IEC958 (S/PDIF) interface:
99 IEC958 [...] [Playback|Capture] Switch /* turn on/off the IEC958 interface */
100 IEC958 [...] [Playback|Capture] Volume /* digital volume control */
101 IEC958 [...] [Playback|Capture] Default /* default or global value - read/write */
102 IEC958 [...] [Playback|Capture] Mask /* consumer and professional mask */
103 IEC958 [...] [Playback|Capture] Con Mask /* consumer mask */
104 IEC958 [...] [Playback|Capture] Pro Mask /* professional mask */
105 IEC958 [...] [Playback|Capture] PCM Stream /* the settings assigned to a PCM stream */
106 IEC958 Q-subcode [Playback|Capture] Default /* Q-subcode bits */
107 IEC958 Preamble [Playback|Capture] Default /* burst preamble words (4*16bits) */