!!################################
!!ALSA Information Script v 0.4.64
!!################################

!!Script ran on: Wed Apr 19 12:36:48 UTC 2017


!!Linux Distribution
!!------------------

ID_LIKE=debian


!!DMI Information
!!---------------

Manufacturer:      
Product Name:      
Product Version:   
Firmware Version:  


!!Kernel Information
!!------------------

Kernel release:    4.4.50-v7 
Operating System:  GNU/Linux
Architecture:      armv7l
Processor:         unknown
SMP Enabled:       Yes


!!ALSA Version
!!------------

Driver version:     k4.4.50-v7 
Library version:    1.0.28
Utilities version:  1.0.28


!!Loaded ALSA modules
!!-------------------

snd_usb_audio
snd_usb_audio


!!Sound Servers on this system
!!----------------------------

Pulseaudio:
      Installed - Yes (/usr/bin/pulseaudio)
      Running - Yes

ESound Daemon:
      Installed - Yes (/usr/bin/esd)
      Running - No

Jack:
      Installed - Yes (/usr/bin/jackd)
      Running - No


!!Soundcards recognised by ALSA
!!-----------------------------

 0 [Device         ]: USB-Audio - USB Audio Device
                      C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.5, full speed
 1 [CameraB409241  ]: USB-Audio - USB Camera-B4.09.24.1
                      OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi


!!Modprobe options (Sound related)
!!--------------------------------

snd_pcsp: index=-2
snd_usb_audio: index=-2
snd_atiixp_modem: index=-2
snd_intel8x0m: index=-2
snd_via82xx_modem: index=-2


!!Loaded sound module options
!!---------------------------

!!Module: snd_usb_audio
	autoclock : Y
	device_setup : 0,0,0,0,0,0,0,0
	enable : Y,Y,Y,Y,Y,Y,Y,Y
	id : (null),(null),(null),(null),(null),(null),(null),(null)
	ignore_ctl_error : N
	index : -2,-1,-1,-1,-1,-1,-1,-1
	pid : -1,-1,-1,-1,-1,-1,-1,-1
	vid : -1,-1,-1,-1,-1,-1,-1,-1

!!Module: snd_usb_audio
	autoclock : Y
	device_setup : 0,0,0,0,0,0,0,0
	enable : Y,Y,Y,Y,Y,Y,Y,Y
	id : (null),(null),(null),(null),(null),(null),(null),(null)
	ignore_ctl_error : N
	index : -2,-1,-1,-1,-1,-1,-1,-1
	pid : -1,-1,-1,-1,-1,-1,-1,-1
	vid : -1,-1,-1,-1,-1,-1,-1,-1


!!USB Mixer information
!!---------------------
--startcollapse--

USB Mixer: usb_id=0x0d8c0014, ctrlif=0, ctlerr=0
Card: C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.5, full speed
  Unit: 9
    Control: name="Speaker Playback Volume", index=0
    Info: id=9, control=2, cmask=0x3, channels=2, type="S16"
    Volume: min=-9472, max=0, dBmin=-3700, dBmax=0
  Unit: 9
    Control: name="Speaker Playback Switch", index=0
    Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 10
    Control: name="Auto Gain Control", index=0
    Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 10
    Control: name="Mic Capture Volume", index=0
    Info: id=10, control=2, cmask=0x0, channels=1, type="S16"
    Volume: min=-3072, max=5888, dBmin=-1200, dBmax=2300
  Unit: 10
    Control: name="Mic Capture Switch", index=0
    Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
  Unit: 13
    Control: name="Mic Playback Volume", index=0
    Info: id=13, control=2, cmask=0x0, channels=1, type="S16"
    Volume: min=-5888, max=2048, dBmin=-2300, dBmax=800
  Unit: 13
    Control: name="Mic Playback Switch", index=0
    Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN"
    Volume: min=0, max=1, dBmin=0, dBmax=0
USB Mixer: usb_id=0x14152000, ctrlif=1, ctlerr=0
Card: OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi
  Unit: 3
    Control: name="Mic Capture Volume", index=0
    Info: id=3, control=2, cmask=0xf, channels=4, type="S16"
    Volume: min=0, max=1, dBmin=0, dBmax=0
--endcollapse--


!!ALSA Device nodes
!!-----------------

crw-rw----  1 root audio 116,  0 Apr 19 14:17 /dev/snd/controlC0
crw-rw----  1 root audio 116, 32 Apr 19 14:17 /dev/snd/controlC1
crw-rw----  1 root audio 116, 24 Apr 19 14:17 /dev/snd/pcmC0D0c
crw-rw----  1 root audio 116, 16 Apr 19 14:31 /dev/snd/pcmC0D0p
crw-rw----  1 root audio 116, 56 Apr 19 14:17 /dev/snd/pcmC1D0c
crw-rw----  1 root audio 116,  1 Apr 19 14:17 /dev/snd/seq
crw-rw----  1 root audio 116, 33 Apr 19 14:17 /dev/snd/timer

/dev/snd/by-id:
total 0
drwxr-xr-x 2 root root  80 Apr 19 14:17 .
drwxr-xr-x 4 root root 220 Apr 19 14:17 ..
lrwxrwxrwx 1 root root  12 Apr 19 14:17 usb-C-Media_Electronics_Inc._USB_Audio_Device-00 -> ../controlC0
lrwxrwxrwx 1 root root  12 Apr 19 14:17 usb-OmniVision_Technologies__Inc._USB_Camera-B4.09.24.1-01 -> ../controlC1

/dev/snd/by-path:
total 0
drwxr-xr-x 2 root root  80 Apr 19 14:17 .
drwxr-xr-x 4 root root 220 Apr 19 14:17 ..
lrwxrwxrwx 1 root root  12 Apr 19 14:17 platform-3f980000.usb-usb-0:1.4:1.1 -> ../controlC1
lrwxrwxrwx 1 root root  12 Apr 19 14:17 platform-3f980000.usb-usb-0:1.5:1.0 -> ../controlC0


!!ALSA configuration files
!!------------------------

!!User specific config file (~/.asoundrc)

pcm.!default {
   type asym
   playback.pcm {
     type plug
     slave.pcm "hw:0"
   }
   capture.pcm {
     type plug
     slave.pcm "hw:1,0"
     format S16_LE
     channels 4
     rate 16000
     
   }
}



!!Aplay/Arecord output
!!--------------------

APLAY

**** List of PLAYBACK Hardware Devices ****
card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0

ARECORD

**** List of CAPTURE Hardware Devices ****
card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 1: CameraB409241 [USB Camera-B4.09.24.1], device 0: USB Audio [USB Audio]
  Subdevices: 0/1
  Subdevice #0: subdevice #0

!!Amixer output
!!-------------

!!-------Mixer controls for card 0 [Device]

Card hw:0 'Device'/'C-Media Electronics Inc. USB Audio Device at usb-3f980000.usb-1.5, full speed'
  Mixer name	: 'USB Mixer'
  Components	: 'USB0d8c:0014'
  Controls      : 9
  Simple ctrls  : 3
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 37
  Mono:
  Front Left: Playback 17 [46%] [-20.00dB] [on]
  Front Right: Playback 17 [46%] [-20.00dB] [on]
Simple mixer control 'Mic',0
  Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: Playback 0 - 31 Capture 0 - 35
  Mono: Playback 16 [52%] [-7.00dB] [off] Capture 20 [57%] [8.00dB] [on]
Simple mixer control 'Auto Gain Control',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]

!!-------Mixer controls for card 1 [CameraB409241]

amixer: Mixer load hw:1 error: Invalid argument
Card hw:1 'CameraB409241'/'OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.4, hi'
  Mixer name	: 'USB Mixer'
  Components	: 'USB1415:2000'
  Controls      : 2
amixer: Mixer hw:1 load error: Invalid argument


!!Alsactl output
!!--------------

--startcollapse--
--endcollapse--


!!All Loaded Modules
!!------------------

Module
bnep
hci_uart
btbcm
bluetooth
gspca_ov534
gspca_main
v4l2_common
videodev
brcmfmac
media
evdev
brcmutil
cfg80211
rfkill
bcm2835_gpiomem
bcm2835_wdt
uio_pdrv_genirq
uio
snd_usb_audio
snd_hwdep
snd_usbmidi_lib
snd_rawmidi
snd_seq_device
snd_pcm_oss
snd_mixer_oss
snd_pcm
snd_timer
snd
i2c_dev
fuse
ipv6


!!ALSA/HDA dmesg
!!--------------

[   32.317400] usb 1-1.4: 3:1: cannot get min/max values for control 2 (id 3)
[   32.345831] usbcore: registered new interface driver snd-usb-audio
[   32.350327] systemd[1]: Starting Create Static Device Nodes in /dev...