请耐心等待，因为我对此还不熟悉。我目前的问题是 XR18 上的所有音频（无论是 TRAX 还是 PC 音频输出）都发送到 Discord。
我无法自己解决这个问题，需要适当的指导。
结果pacmd list-sinks：
pacmd list-sinks
2 sink(s) available.
* index: 0
name: <alsa_output.usb-BEHRINGER_X18_XR18_6CFB9FF9-00.multichannel-output>
driver: <module-alsa-card.c>
flags: HARDWARE DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: RUNNING
suspend cause: (none)
priority: 9040
volume: front-left: 50463 / 77% / -6.81 dB, front-right: 50463 / 77% / -6.81 dB, rear-left: 50463 / 77% / -6.81 dB, rear-right: 50463 / 77% / -6.81 dB, front-center: 50463 / 77% / -6.81 dB, lfe: 50463 / 77% / -6.81 dB, side-left: 50463 / 77% / -6.81 dB, side-right: 50463 / 77% / -6.81 dB, aux0: 50463 / 77% / -6.81 dB, aux1: 50463 / 77% / -6.81 dB, aux2: 50463 / 77% / -6.81 dB, aux3: 50463 / 77% / -6.81 dB, aux4: 50463 / 77% / -6.81 dB, aux5: 50463 / 77% / -6.81 dB, aux6: 50463 / 77% / -6.81 dB, aux7: 50463 / 77% / -6.81 dB, aux8: 50463 / 77% / -6.81 dB, aux9: 50463 / 77% / -6.81 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 16.77 ms
max request: 25 KiB
max rewind: 25 KiB
monitor source: 0
sample spec: s32le 18ch 48000Hz
channel map: front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right,aux0,aux1,aux2,aux3,aux4,aux5,aux6,aux7,aux8,aux9
used by: 1
linked by: 53
configured latency: 7.52 ms; range is 0.50 .. 2000.00 ms
card: 1 <alsa_card.usb-BEHRINGER_X18_XR18_6CFB9FF9-00>
module: 8
properties:
alsa.resolution_bits = "32"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "X18/XR18"
alsa.long_card_name = "BEHRINGER X18/XR18 at usb-0000:00:14.0-2.1, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:2.1:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.1/1-2.1:1.0/sound/card1"
udev.id = "usb-BEHRINGER_X18_XR18_6CFB9FF9-00"
device.bus = "usb"
device.vendor.id = "1397"
device.vendor.name = "BEHRINGER International GmbH"
device.product.id = "00d4"
device.product.name = "X18/XR18"
device.serial = "BEHRINGER_X18_XR18_6CFB9FF9"
device.string = "hw:1"
device.buffering.buffer_size = "6912000"
device.buffering.fragment_size = "3456000"
device.access_mode = "mmap+timer"
device.profile.name = "multichannel-output"
device.profile.description = "Multichannel"
device.description = "X18/XR18 Multichannel"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
index: 1
name: <alsa_output.pci-0000_00_1f.3.analog-stereo>
driver: <module-alsa-card.c>
flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY DYNAMIC_LATENCY
state: IDLE
suspend cause: (none)
priority: 9039
volume: front-left: 39321 / 60% / -13.31 dB, front-right: 39321 / 60% / -13.31 dB
balance 0.00
base volume: 65536 / 100% / 0.00 dB
volume steps: 65537
muted: no
current latency: 32.28 ms
max request: 6 KiB
max rewind: 6 KiB
monitor source: 2
sample spec: s16le 2ch 44100Hz
channel map: front-left,front-right
Stereo
used by: 0
linked by: 1
configured latency: 40.00 ms; range is 0.50 .. 2000.00 ms
card: 2 <alsa_card.pci-0000_00_1f.3>
module: 9
properties:
alsa.resolution_bits = "16"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "ALC3246 Analog"
alsa.id = "ALC3246 Analog"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "0"
alsa.card_name = "HDA Intel PCH"
alsa.long_card_name = "HDA Intel PCH at 0xdf428000 irq 139"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:1f.3"
sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
device.bus = "pci"
device.vendor.id = "8086"
device.vendor.name = "Intel Corporation"
device.product.id = "a171"
device.product.name = "CM238 HD Audio Controller"
device.form_factor = "internal"
device.string = "front:0"
device.buffering.buffer_size = "352800"
device.buffering.fragment_size = "176400"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
device.description = "Built-in Audio Analog Stereo"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
ports:
analog-output-speaker: Speakers (priority 10000, latency offset 0 usec, available: unknown)
properties:
device.icon_name = "audio-speakers"
analog-output-headphones: Headphones (priority 9900, latency offset 0 usec, available: no)
properties:
device.icon_name = "audio-headphones"
active port: <analog-output-speaker>
----------------
Source #0
State: RUNNING
Name: alsa_output.usb-BEHRINGER_X18_XR18_6CFB9FF9-00.multichannel-output.monitor
Description: Monitor of X18/XR18 Multichannel
Driver: module-alsa-card.c
Sample Specification: s32le 18ch 48000Hz
Channel Map: front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right,aux0,aux1,aux2,aux3,aux4,aux5,aux6,aux7,aux8,aux9
Owner Module: 8
Mute: no
Volume: front-left: 0 / 0% / -inf dB, front-right: 0 / 0% / -inf dB, rear-left: 0 / 0% / -inf dB, rear-right: 0 / 0% / -inf dB, front-center: 0 / 0% / -inf dB, lfe: 0 / 0% / -inf dB, side-left: 0 / 0% / -inf dB, side-right: 0 / 0% / -inf dB, aux0: 0 / 0% / -inf dB, aux1: 0 / 0% / -inf dB, aux2: 0 / 0% / -inf dB, aux3: 0 / 0% / -inf dB, aux4: 0 / 0% / -inf dB, aux5: 0 / 0% / -inf dB, aux6: 0 / 0% / -inf dB, aux7: 0 / 0% / -inf dB, aux8: 0 / 0% / -inf dB, aux9: 0 / 0% / -inf dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor of Sink: alsa_output.usb-BEHRINGER_X18_XR18_6CFB9FF9-00.multichannel-output
Latency: 0 usec, configured 40000 usec
Flags: DECIBEL_VOLUME LATENCY
Properties:
device.description = "Monitor of X18/XR18 Multichannel"
device.class = "monitor"
alsa.card = "1"
alsa.card_name = "X18/XR18"
alsa.long_card_name = "BEHRINGER X18/XR18 at usb-0000:00:14.0-2.1, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:2.1:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.1/1-2.1:1.0/sound/card1"
udev.id = "usb-BEHRINGER_X18_XR18_6CFB9FF9-00"
device.bus = "usb"
device.vendor.id = "1397"
device.vendor.name = "BEHRINGER International GmbH"
device.product.id = "00d4"
device.product.name = "X18/XR18"
device.serial = "BEHRINGER_X18_XR18_6CFB9FF9"
device.string = "1"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
Formats:
pcm
Source #2
State: RUNNING
Name: alsa_output.pci-0000_00_1f.3.analog-stereo.monitor
Description: Monitor of Built-in Audio Analog Stereo
Driver: module-alsa-card.c
Sample Specification: s16le 2ch 44100Hz
Channel Map: front-left,front-right
Owner Module: 9
Mute: no
Volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor of Sink: alsa_output.pci-0000_00_1f.3.analog-stereo
Latency: 0 usec, configured 40000 usec
Flags: DECIBEL_VOLUME LATENCY
Properties:
device.description = "Monitor of Built-in Audio Analog Stereo"
device.class = "monitor"
alsa.card = "0"
alsa.card_name = "HDA Intel PCH"
alsa.long_card_name = "HDA Intel PCH at 0xdf428000 irq 139"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:00:1f.3"
sysfs.path = "/devices/pci0000:00/0000:00:1f.3/sound/card0"
device.bus = "pci"
device.vendor.id = "8086"
device.vendor.name = "Intel Corporation"
device.product.id = "a171"
device.product.name = "CM238 HD Audio Controller"
device.form_factor = "internal"
device.string = "0"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
Formats:
pcm
Source #3
State: RUNNING
Name: alsa_input.usb-BEHRINGER_X18_XR18_6CFB9FF9-00.multichannel-input
Description: X18/XR18 Multichannel
Driver: module-alsa-card.c
Sample Specification: s32le 18ch 48000Hz
Channel Map: front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right,aux0,aux1,aux2,aux3,aux4,aux5,aux6,aux7,aux8,aux9
Owner Module: 8
Mute: no
Volume: front-left: 14204 / 22% / -39.84 dB, front-right: 14204 / 22% / -39.84 dB, rear-left: 14204 / 22% / -39.84 dB, rear-right: 14204 / 22% / -39.84 dB, front-center: 14204 / 22% / -39.84 dB, lfe: 14204 / 22% / -39.84 dB, side-left: 14204 / 22% / -39.84 dB, side-right: 14204 / 22% / -39.84 dB, aux0: 14204 / 22% / -39.84 dB, aux1: 14204 / 22% / -39.84 dB, aux2: 14204 / 22% / -39.84 dB, aux3: 14204 / 22% / -39.84 dB, aux4: 14204 / 22% / -39.84 dB, aux5: 14204 / 22% / -39.84 dB, aux6: 14204 / 22% / -39.84 dB, aux7: 14204 / 22% / -39.84 dB, aux8: 14204 / 22% / -39.84 dB, aux9: 14204 / 22% / -39.84 dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor of Sink: n/a
Latency: 2348 usec, configured 30000 usec
Flags: HARDWARE DECIBEL_VOLUME LATENCY
Properties:
alsa.resolution_bits = "32"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "USB Audio"
alsa.id = "USB Audio"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "X18/XR18"
alsa.long_card_name = "BEHRINGER X18/XR18 at usb-0000:00:14.0-2.1, high speed"
alsa.driver_name = "snd_usb_audio"
device.bus_path = "pci-0000:00:14.0-usb-0:2.1:1.0"
sysfs.path = "/devices/pci0000:00/0000:00:14.0/usb1/1-2/1-2.1/1-2.1:1.0/sound/card1"
udev.id = "usb-BEHRINGER_X18_XR18_6CFB9FF9-00"
device.bus = "usb"
device.vendor.id = "1397"
device.vendor.name = "BEHRINGER International GmbH"
device.product.id = "00d4"
device.product.name = "X18/XR18"
device.serial = "BEHRINGER_X18_XR18_6CFB9FF9"
device.string = "hw:1"
device.buffering.buffer_size = "6912000"
device.buffering.fragment_size = "3456000"
device.access_mode = "mmap+timer"
device.profile.name = "multichannel-input"
device.profile.description = "Multichannel"
device.description = "X18/XR18 Multichannel"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-usb"
Formats:
pcm
如您所见，共有 18 个通道。我还看到桌面的所有输出都进入了 X-Air 中的辅助通道。
我该如何停止这种情况并使其像这样正常工作？
- USB 输入 15/16 音频来自桌面
- 通过 USB 将左/右主输入至桌面输入（这是从音响台出来的主要混音。）