const AmixerParser = require('amixer-parser');
const amixer = new AmixerParser();
amixer.read()
.then((result) => {
console.log(result);
});{
// First audio card
"0": [
{
"numid": 10,
"iface": "CARD",
"name": "Line Out Jack",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": false,
"originalValue": "off"
},
{
"numid": 9,
"iface": "CARD",
"name": "Mic Jack",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": false,
"originalValue": "off"
},
{
"numid": 2,
"iface": "MIXER",
"name": "Master Playback Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 2
},
"value": [
true,
true
],
"originalValue": "on,on"
},
{
"numid": 1,
"iface": "MIXER",
"name": "Master Playback Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 2
},
"value": [
64,
64
],
"originalValue": "64,64"
},
{
"numid": 13,
"iface": "MIXER",
"name": "PCM Playback Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---RW-",
"count": 2
},
"value": [
255,
255
],
"originalValue": "255,255"
},
{
"numid": 8,
"iface": "MIXER",
"name": "Mic Boost Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 2
},
"value": [
0,
0
],
"originalValue": "0,0"
},
{
"numid": 5,
"iface": "MIXER",
"name": "Mic Playback Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 2
},
"value": [
false,
false
],
"originalValue": "off,off"
},
{
"numid": 4,
"iface": "MIXER",
"name": "Mic Playback Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 2
},
"value": [
0,
0
],
"originalValue": "0,0"
},
{
"numid": 7,
"iface": "MIXER",
"name": "Capture Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 2
},
"value": [
true,
true
],
"originalValue": "on,on"
},
{
"numid": 6,
"iface": "MIXER",
"name": "Capture Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 2
},
"value": [
28,
28
],
"originalValue": "28,28"
},
{
"numid": 3,
"iface": "MIXER",
"name": "Loopback Mixing",
"specs": {
"type": "ENUMERATED",
"rights": "rw------",
"count": 1
},
"value": null,
"originalValue": "1"
},
{
"numid": 12,
"iface": "PCM",
"name": "Capture Channel Map",
"specs": {
"type": "INTEGER",
"rights": "r----R--",
"count": 2
},
"value": [
3,
4
],
"originalValue": "3,4"
},
{
"numid": 11,
"iface": "PCM",
"name": "Playback Channel Map",
"specs": {
"type": "INTEGER",
"rights": "r----R--",
"count": 2
},
"value": [
3,
4
],
"originalValue": "3,4"
}
],
// Second audio card
"1": [
{
"numid": 1,
"iface": "CARD",
"name": "HDMI/DP",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": false,
"originalValue": "off"
},
{
"numid": 7,
"iface": "CARD",
"name": "HDMI/DP",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": false,
"originalValue": "off"
},
{
"numid": 13,
"iface": "CARD",
"name": "HDMI/DP",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 19,
"iface": "CARD",
"name": "HDMI/DP",
"specs": {
"type": "BOOLEAN",
"rights": "r-------",
"count": 1
},
"value": false,
"originalValue": "off"
},
{
"numid": 2,
"iface": "MIXER",
"name": "IEC958 Playback Con Mask",
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 255,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0xff AES2=0x00 AES3=0x00]"
},
{
"numid": 8,
"iface": "MIXER",
"name": "IEC958 Playback Con Mask",
"index": 1,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 255,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0xff AES2=0x00 AES3=0x00]"
},
{
"numid": 14,
"iface": "MIXER",
"name": "IEC958 Playback Con Mask",
"index": 2,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 255,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0xff AES2=0x00 AES3=0x00]"
},
{
"numid": 20,
"iface": "MIXER",
"name": "IEC958 Playback Con Mask",
"index": 3,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 255,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0xff AES2=0x00 AES3=0x00]"
},
{
"numid": 3,
"iface": "MIXER",
"name": "IEC958 Playback Pro Mask",
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 9,
"iface": "MIXER",
"name": "IEC958 Playback Pro Mask",
"index": 1,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 15,
"iface": "MIXER",
"name": "IEC958 Playback Pro Mask",
"index": 2,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 21,
"iface": "MIXER",
"name": "IEC958 Playback Pro Mask",
"index": 3,
"specs": {
"type": "IEC958",
"rights": "r-------",
"count": 1
},
"value": {
"AES0": 15,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x0f AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 4,
"iface": "MIXER",
"name": "IEC958 Playback Default",
"specs": {
"type": "IEC958",
"rights": "rw--l---",
"count": 1
},
"value": {
"AES0": 4,
"AES1": 130,
"AES2": 0,
"AES3": 2
},
"originalValue": "[AES0=0x04 AES1=0x82 AES2=0x00 AES3=0x02]"
},
{
"numid": 10,
"iface": "MIXER",
"name": "IEC958 Playback Default",
"index": 1,
"specs": {
"type": "IEC958",
"rights": "rw------",
"count": 1
},
"value": {
"AES0": 4,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x04 AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 16,
"iface": "MIXER",
"name": "IEC958 Playback Default",
"index": 2,
"specs": {
"type": "IEC958",
"rights": "rw------",
"count": 1
},
"value": {
"AES0": 4,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x04 AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 22,
"iface": "MIXER",
"name": "IEC958 Playback Default",
"index": 3,
"specs": {
"type": "IEC958",
"rights": "rw------",
"count": 1
},
"value": {
"AES0": 4,
"AES1": 0,
"AES2": 0,
"AES3": 0
},
"originalValue": "[AES0=0x04 AES1=0x00 AES2=0x00 AES3=0x00]"
},
{
"numid": 5,
"iface": "MIXER",
"name": "IEC958 Playback Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 11,
"iface": "MIXER",
"name": "IEC958 Playback Switch",
"index": 1,
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 17,
"iface": "MIXER",
"name": "IEC958 Playback Switch",
"index": 2,
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 23,
"iface": "MIXER",
"name": "IEC958 Playback Switch",
"index": 3,
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 6,
"iface": "PCM",
"name": "ELD",
"device": 3,
"specs": {
"type": "BYTES",
"rights": "r--v----",
"count": 0
},
"value": ""
},
{
"numid": 25,
"iface": "PCM",
"name": "Playback Channel Map",
"device": 3,
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 8
},
"value": [
3,
4,
0,
0,
0,
0,
0,
0
],
"originalValue": "3,4,0,0,0,0,0,0"
},
{
"numid": 12,
"iface": "PCM",
"name": "ELD",
"device": 7,
"specs": {
"type": "BYTES",
"rights": "r--v----",
"count": 0
},
"value": ""
},
{
"numid": 26,
"iface": "PCM",
"name": "Playback Channel Map",
"device": 7,
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 8
},
"value": [
0,
0,
0,
0,
0,
0,
0,
0
],
"originalValue": "0,0,0,0,0,0,0,0"
},
{
"numid": 27,
"iface": "PCM",
"name": "Playback Channel Map",
"device": 8,
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 8
},
"value": [
0,
0,
0,
0,
0,
0,
0,
0
],
"originalValue": "0,0,0,0,0,0,0,0"
},
{
"numid": 24,
"iface": "PCM",
"name": "ELD",
"device": 9,
"specs": {
"type": "BYTES",
"rights": "r--v----",
"count": 0
},
"value": ""
},
{
"numid": 28,
"iface": "PCM",
"name": "Playback Channel Map",
"device": 9,
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 8
},
"value": [
0,
0,
0,
0,
0,
0,
0,
0
],
"originalValue": "0,0,0,0,0,0,0,0"
}
],
// Third audio card
"2": [
{
"numid": 3,
"iface": "MIXER",
"name": "PCM Playback Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 4,
"iface": "MIXER",
"name": "PCM Playback Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 2
},
"value": [
44,
44
],
"originalValue": "44,44"
},
{
"numid": 5,
"iface": "MIXER",
"name": "Mic Capture Switch",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 6,
"iface": "MIXER",
"name": "Mic Capture Volume",
"specs": {
"type": "INTEGER",
"rights": "rw---R--",
"count": 1
},
"value": 0,
"originalValue": "0"
},
{
"numid": 7,
"iface": "MIXER",
"name": "Auto Gain Control",
"specs": {
"type": "BOOLEAN",
"rights": "rw------",
"count": 1
},
"value": true,
"originalValue": "on"
},
{
"numid": 2,
"iface": "PCM",
"name": "Capture Channel Map",
"specs": {
"type": "INTEGER",
"rights": "r----R--",
"count": 1
},
"value": 2,
"originalValue": "2"
},
{
"numid": 1,
"iface": "PCM",
"name": "Playback Channel Map",
"specs": {
"type": "INTEGER",
"rights": "r----R--",
"count": 2
},
"value": [
3,
4
],
"originalValue": "3,4"
}
]
}