How to split audio output?

How to split audio output?

Postby wildlynx » Jul 31st, '15, 20:57

Hi!

First, situation info:

Hardware:

Audio: VIA HD audio (VT1708S) on motherboard
Also, Nvidia HDMI audio, disabled for now, not used.

Speakers connected to back analog connector (audio jack)
Headphones connected to front analog connector
Mic connected to front analog connector

Distribution: Mageia 5 x64 (mostly) clean. Pulse audio enabled by default.

In Pulse audio mixer:

- Configuration:
Built-in audio set to Analog Stereo Duplex

The only choice with sound working AND microphone available

- Output devices
I have choice "Headphones" or "Line out"

But regardless of chosen device, I have same sound both in speakers and headphone.

Question:
How to split audio device in two - it works with manufacturer's win drivers and software, it worked, damn cannot remember, either in Mandriva 2010.2 or Mageia 1 or 2. Now I cannot remember, how I done that. I suspect, that I killed Pulse audio that time (it was unpopular back then), but now I reluctant to do so.
wildlynx
 
Posts: 26
Joined: Jul 31st, '15, 20:39

Re: How to split audio output?

Postby doktor5000 » Aug 1st, '15, 20:18

You mean like this?
https://wiki.archlinux.org/index.php/Pu ... ont.2Frear

But in general if they are recognised as different outputs should be possible by default via your desktop environments mixer, or e.g. via pavucontrol.
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Re: How to split audio output?

Postby wildlynx » Aug 2nd, '15, 21:03

Thanks for your answer!

I think it's more of some hidden switch "Re-task front panel" then real channel remapping.
I switched PA to "7.1+input" and headphones (front) and speakers (back) are still the some "Left" and "Right" channels.

More info:
My motherboard:
https://www.asus.com/Motherboards/M4A77 ... fications/

btw, pacmd command sometimes report that daemon do not respond - ie PA crashing at random. Looks like system is falling back to ALSA-only, and mixer starts to look different.

May be it's still a good idea to ditch PA and fall back for ALSA?

Some command outputs, that might help:
Spoiler:
Code: Select all
aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: SB [HDA ATI SB], device 0: VT1708S Analog [VT1708S Analog]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: SB [HDA ATI SB], device 1: VT1708S Digital [VT1708S Digital]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 3: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 7: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 8: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: NVidia [HDA NVidia], device 9: HDMI 0 [HDMI 0]
  Subdevices: 1/1
  Subdevice #0: subdevice #0


Spoiler:
Code: Select all
pacmd list-cards
2 card(s) available.
    index: 0
        name: <alsa_card.pci-0000_01_00.1>
        driver: <module-alsa-card.c>
        owner module: 6
        properties:
                alsa.card = "1"
                alsa.card_name = "HDA NVidia"
                alsa.long_card_name = "HDA NVidia at 0xfbe7c000 irq 19"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:01:00.1"
                sysfs.path = "/devices/pci0000:00/0000:00:02.0/0000:01:00.1/sound/card1"
                device.bus = "pci"
                device.vendor.id = "10de"
                device.vendor.name = "NVIDIA Corporation"
                device.product.id = "0bee"
                device.product.name = "GF116 High Definition Audio Controller"
                device.string = "1"
                device.description = "GF116 High Definition Audio Controller"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                output:hdmi-stereo: Digital Stereo (HDMI) Output (priority 5400, available: unknown)
                output:hdmi-surround: Digital Surround 5.1 (HDMI) Output (priority 300, available: unknown)
                output:hdmi-stereo-extra1: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                output:hdmi-stereo-extra2: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                output:hdmi-stereo-extra3: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra3: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                off: Off (priority 0, available: unknown)
        active profile: <off>
        ports:
                hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-1: HDMI / DisplayPort 2 (priority 5800, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-2: HDMI / DisplayPort 3 (priority 5700, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-3: HDMI / DisplayPort 4 (priority 5600, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
    index: 1
        name: <alsa_card.pci-0000_00_14.2>
        driver: <module-alsa-card.c>
        owner module: 7
        properties:
                alsa.card = "0"
                alsa.card_name = "HDA ATI SB"
                alsa.long_card_name = "HDA ATI SB at 0xf7ff4000 irq 16"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:14.2"
                sysfs.path = "/devices/pci0000:00/0000:00:14.2/sound/card0"
                device.bus = "pci"
                device.vendor.id = "1002"
                device.vendor.name = "Advanced Micro Devices, Inc. [AMD/ATI]"
                device.product.id = "4383"
                device.product.name = "SBx00 Azalia (Intel HDA)"
                device.form_factor = "internal"
                device.string = "0"
                device.description = "Built-in Audio"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                input:analog-stereo: Analog Stereo Input (priority 60, available: unknown)
                output:analog-stereo: Analog Stereo Output (priority 6000, available: unknown)
                output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (priority 6060, available: unknown)
                output:analog-surround-40: Analog Surround 4.0 Output (priority 700, available: unknown)
                output:analog-surround-40+input:analog-stereo: Analog Surround 4.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-41: Analog Surround 4.1 Output (priority 800, available: unknown)
                output:analog-surround-41+input:analog-stereo: Analog Surround 4.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-50: Analog Surround 5.0 Output (priority 700, available: unknown)
                output:analog-surround-50+input:analog-stereo: Analog Surround 5.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-51: Analog Surround 5.1 Output (priority 800, available: unknown)
                output:analog-surround-51+input:analog-stereo: Analog Surround 5.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-71: Analog Surround 7.1 Output (priority 700, available: unknown)
                output:analog-surround-71+input:analog-stereo: Analog Surround 7.1 Output + Analog Stereo Input (priority 760, available: unknown)
                output:iec958-stereo: Digital Stereo (IEC958) Output (priority 5500, available: unknown)
                output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (priority 5560, available: unknown)
                off: Off (priority 0, available: unknown)
        active profile: <output:analog-surround-71+input:analog-stepacmd list-cards
2 card(s) available.
    index: 0
        name: <alsa_card.pci-0000_01_00.1>
        driver: <module-alsa-card.c>
        owner module: 6
        properties:
                alsa.card = "1"
                alsa.card_name = "HDA NVidia"
                alsa.long_card_name = "HDA NVidia at 0xfbe7c000 irq 19"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:01:00.1"
                sysfs.path = "/devices/pci0000:00/0000:00:02.0/0000:01:00.1/sound/card1"
                device.bus = "pci"
                device.vendor.id = "10de"
                device.vendor.name = "NVIDIA Corporation"
                device.product.id = "0bee"
                device.product.name = "GF116 High Definition Audio Controller"
                device.string = "1"
                device.description = "GF116 High Definition Audio Controller"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                output:hdmi-stereo: Digital Stereo (HDMI) Output (priority 5400, available: unknown)
                output:hdmi-surround: Digital Surround 5.1 (HDMI) Output (priority 300, available: unknown)
                output:hdmi-stereo-extra1: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                output:hdmi-stereo-extra2: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                output:hdmi-stereo-extra3: Digital Stereo (HDMI) Output (priority 5200, available: unknown)
                output:hdmi-surround-extra3: Digital Surround 5.1 (HDMI) Output (priority 100, available: unknown)
                off: Off (priority 0, available: unknown)
        active profile: <off>
        ports:
                hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-1: HDMI / DisplayPort 2 (priority 5800, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-2: HDMI / DisplayPort 3 (priority 5700, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
                hdmi-output-3: HDMI / DisplayPort 4 (priority 5600, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "video-display"
    index: 1
        name: <alsa_card.pci-0000_00_14.2>
        driver: <module-alsa-card.c>
        owner module: 7
        properties:
                alsa.card = "0"
                alsa.card_name = "HDA ATI SB"
                alsa.long_card_name = "HDA ATI SB at 0xf7ff4000 irq 16"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:14.2"
                sysfs.path = "/devices/pci0000:00/0000:00:14.2/sound/card0"
                device.bus = "pci"
                device.vendor.id = "1002"
                device.vendor.name = "Advanced Micro Devices, Inc. [AMD/ATI]"
                device.product.id = "4383"
                device.product.name = "SBx00 Azalia (Intel HDA)"
                device.form_factor = "internal"
                device.string = "0"
                device.description = "Built-in Audio"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        profiles:
                input:analog-stereo: Analog Stereo Input (priority 60, available: unknown)
                output:analog-stereo: Analog Stereo Output (priority 6000, available: unknown)
                output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (priority 6060, available: unknown)
                output:analog-surround-40: Analog Surround 4.0 Output (priority 700, available: unknown)
                output:analog-surround-40+input:analog-stereo: Analog Surround 4.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-41: Analog Surround 4.1 Output (priority 800, available: unknown)
                output:analog-surround-41+input:analog-stereo: Analog Surround 4.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-50: Analog Surround 5.0 Output (priority 700, available: unknown)
                output:analog-surround-50+input:analog-stereo: Analog Surround 5.0 Output + Analog Stereo Input (priority 760, available: unknown)
                output:analog-surround-51: Analog Surround 5.1 Output (priority 800, available: unknown)
                output:analog-surround-51+input:analog-stereo: Analog Surround 5.1 Output + Analog Stereo Input (priority 860, available: unknown)
                output:analog-surround-71: Analog Surround 7.1 Output (priority 700, available: unknown)
                output:analog-surround-71+input:analog-stereo: Analog Surround 7.1 Output + Analog Stereo Input (priority 760, available: unknown)
                output:iec958-stereo: Digital Stereo (IEC958) Output (priority 5500, available: unknown)
                output:iec958-stereo+input:analog-stereo: Digital Stereo (IEC958) Output + Analog Stereo Input (priority 5560, available: unknown)
                off: Off (priority 0, available: unknown)
        active profile: <output:analog-surround-71+input:analog-stereo>
        sinks:
                alsa_output.pci-0000_00_14.2.analog-surround-71/#10: Built-in Audio Analog Surround 7.1
        sources:
                alsa_output.pci-0000_00_14.2.analog-surround-71.monitor/#12: Monitor of Built-in Audio Analog Surround 7.1
                alsa_input.pci-0000_00_14.2.analog-stereo/#13: Built-in Audio Analog Stereo
        ports:
                analog-input-front-mic: Front Microphone (priority 8500, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-rear-mic: Rear Microphone (priority 8200, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-linein: Line In (priority 8100, latency offset 0 usec, available: no)
                        properties:

                analog-output-lineout: Line Out (priority 9900, latency offset 0 usec, available: yes)
                        properties:

                analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-headphones"
                iec958-stereo-output: Digital Output (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
                        properties:

reo>
        sinks:
                alsa_output.pci-0000_00_14.2.analog-surround-71/#10: Built-in Audio Analog Surround 7.1
        sources:
                alsa_output.pci-0000_00_14.2.analog-surround-71.monitor/#12: Monitor of Built-in Audio Analog Surround 7.1
                alsa_input.pci-0000_00_14.2.analog-stereo/#13: Built-in Audio Analog Stereo
        ports:
                analog-input-front-mic: Front Microphone (priority 8500, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-rear-mic: Rear Microphone (priority 8200, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-input-microphone"
                analog-input-linein: Line In (priority 8100, latency offset 0 usec, available: no)
                        properties:

                analog-output-lineout: Line Out (priority 9900, latency offset 0 usec, available: yes)
                        properties:

                analog-output-headphones: Headphones (priority 9000, latency offset 0 usec, available: no)
                        properties:
                                device.icon_name = "audio-headphones"
                iec958-stereo-output: Digital Output (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
                        properties:



Spoiler:
Code: Select all
pacmd list-sinks
1 sink(s) available.
  * index: 10
        name: <alsa_output.pci-0000_00_14.2.analog-surround-71>
        driver: <module-alsa-card.c>
        flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY FLAT_VOLUME DYNAMIC_LATENCY
        state: SUSPENDED
        suspend cause: IDLE
        priority: 9959
        volume: front-left: 65536 / 100% / 0.00 dB,   front-right: 65536 / 100% / 0.00 dB,   rear-left: 65536 / 100% / 0.00 dB,   rear-right: 65536 / 100% / 0.00 dB,   front-center: 65536 / 100% / 0.00 dB,   lfe: 65536 / 100% / 0.00 dB,   side-left: 65536 / 100% / 0.00 dB,   side-right: 65536 / 100% / 0.00 dB
                balance 0.00
        base volume: 65536 / 100% / 0.00 dB
        volume steps: 65537
        muted: no
        current latency: 0.00 ms
        max request: 0 KiB
        max rewind: 0 KiB
        monitor source: 12
        sample spec: s16le 8ch 44100Hz
        channel map: front-left,front-right,rear-left,rear-right,front-center,lfe,side-left,side-right
                     Surround 7.1
        used by: 0
        linked by: 0
        configured latency: 0.00 ms; range is 0.50 .. 2000.00 ms
        card: 1 <alsa_card.pci-0000_00_14.2>
        module: 7
        properties:
                alsa.resolution_bits = "16"
                device.api = "alsa"
                device.class = "sound"
                alsa.class = "generic"
                alsa.subclass = "generic-mix"
                alsa.name = "VT1708S Analog"
                alsa.id = "VT1708S Analog"
                alsa.subdevice = "0"
                alsa.subdevice_name = "subdevice #0"
                alsa.device = "0"
                alsa.card = "0"
                alsa.card_name = "HDA ATI SB"
                alsa.long_card_name = "HDA ATI SB at 0xf7ff4000 irq 16"
                alsa.driver_name = "snd_hda_intel"
                device.bus_path = "pci-0000:00:14.2"
                sysfs.path = "/devices/pci0000:00/0000:00:14.2/sound/card0"
                device.bus = "pci"
                device.vendor.id = "1002"
                device.vendor.name = "Advanced Micro Devices, Inc. [AMD/ATI]"
                device.product.id = "4383"
                device.product.name = "SBx00 Azalia (Intel HDA)"
                device.form_factor = "internal"
                device.string = "surround71:0"
                device.buffering.buffer_size = "1411200"
                device.buffering.fragment_size = "470400"
                device.access_mode = "mmap+timer"
                device.profile.name = "analog-surround-71"
                device.profile.description = "Analog Surround 7.1"
                device.description = "Built-in Audio Analog Surround 7.1"
                alsa.mixer_name = "VIA VT1708S"
                alsa.components = "HDA:11060397,10438346,00100000"
                module-udev-detect.discovered = "1"
                device.icon_name = "audio-card-pci"
        ports:
                analog-output-lineout: Line Out (priority 9900, latency offset 0 usec, available: yes)
                        properties:

        active port: <analog-output-lineout>
wildlynx
 
Posts: 26
Joined: Jul 31st, '15, 20:39


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