[pulseaudio-tickets] [Bug 90781] New: Microphone is visible by ALSA, but not recognized by PulseAudio

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sat May 30 03:50:57 PDT 2015


https://bugs.freedesktop.org/show_bug.cgi?id=90781

            Bug ID: 90781
           Summary: Microphone is visible by ALSA, but not recognized by
                    PulseAudio
           Product: PulseAudio
           Version: unspecified
          Hardware: Other
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: misc
          Assignee: pulseaudio-bugs at lists.freedesktop.org
          Reporter: nazar at mokrynskyi.com
        QA Contact: pulseaudio-bugs at lists.freedesktop.org
                CC: lennart at poettering.net

I have USB sound card Creative SoundBlaster Omni Surround 5.1.
ALSA seems to see it's microphone:
nazar-pc at nazar-pc ~>  arecord --list-devices
**** Список CAPTURE пристроїв ****
картка 1: PCH [HDA Intel PCH], пристрій 0: ALC892 Analog [ALC892 Analog]
  Підприлади: 1/1
  Підприлад #0: subdevice #0
картка 1: PCH [HDA Intel PCH], пристрій 2: ALC892 Alt Analog [ALC892 Alt
Analog]
  Підприлади: 1/1
  Підприлад #0: subdevice #0
картка 2: U0x47f0xad01 [USB Device 0x47f:0xad01], пристрій 0: USB Audio [USB
Audio]
  Підприлади: 0/1
  Підприлад #0: subdevice #0
картка 3: S51 [SB Omni Surround 5.1], пристрій 1: USB Audio [USB Audio #1]
  Підприлади: 1/1
  Підприлад #0: subdevice #0

But PulseAudio doesn't. I'm on Ubuntu 15.10 x64

`lsusb -v` also mentioning Mic support:
...
      AudioControl Interface Descriptor:
        bLength                12
        bDescriptorType        36
        bDescriptorSubtype      2 (INPUT_TERMINAL)
        bTerminalID            10
        wTerminalType      0x0201 Microphone
        bAssocTerminal          0
        bNrChannels             2
        wChannelConfig     0x0003
          Left Front (L)
          Right Front (R)
        iChannelNames           0 
        iTerminal               0 
...

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