!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Apr 28 14:36:15 UTC 2019 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 4.9.35-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.9.35-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/local/bin/pulseaudio) Running - No Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 1 [Camera ]: USB-Audio - USB2.0 Camera AVEO Technology Corp. USB2.0 Camera at usb-3f980000.usb-1.3, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!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 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) vid : -1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x18710142, ctrlif=2, ctlerr=0 Card: AVEO Technology Corp. USB2.0 Camera at usb-3f980000.usb-1.3, high speed Unit: 3 Control: name="Mic Capture Volume", index=0 Info: id=3, control=2, cmask=0x1, channels=1, type="S16" Volume: min=0, max=8191, dBmin=0, dBmax=3199 Unit: 3 Control: name="Mic Capture Switch", index=0 Info: id=3, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 32 Apr 28 08:19 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 56 Apr 28 08:19 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Apr 28 08:19 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 28 08:19 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Apr 28 08:19 . drwxr-xr-x 4 root root 160 Apr 28 08:19 .. lrwxrwxrwx 1 root root 12 Apr 28 08:19 usb-AVEO_Technology_Corp._USB2.0_Camera-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Apr 28 08:19 . drwxr-xr-x 4 root root 160 Apr 28 08:19 .. lrwxrwxrwx 1 root root 12 Apr 28 08:19 platform-3f980000.usb-usb-0:1.3:1.2 -> ../controlC1 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type asym capture.pcm "mic" playback.pcm "speaker" } pcm.mic { type plug slave { pcm "hw:1,0" } } pcm.speaker { type hw card 0 } ctl.!default { type hw card 0 } !!System wide config file (/etc/asound.conf) pcm.!default { type hw card 1 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** ARECORD **** List of CAPTURE Hardware Devices **** card 1: Camera [USB2.0 Camera], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 1 [Camera] Card hw:1 'Camera'/'AVEO Technology Corp. USB2.0 Camera at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB1871:0142' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 8191 Mono: Capture 0 [0%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Camera { control.1 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface MIXER name 'Mic Capture Volume' value 0 comment { access 'read write' type INTEGER count 1 range '0 - 8191' dbmin 0 dbmax 3199 dbvalue.0 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module snd_soc_audioinjector_pi_soundcard snd_soc_wm8731 snd_soc_core snd_compress snd_pcm_dmaengine snd_bcm2835 ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables xt_conntrack x_tables nf_nat nf_conntrack br_netfilter bridge stp llc overlay bnep hci_uart btbcm bluetooth lirc_dev rc_core evdev uvcvideo snd_usb_audio videobuf2_vmalloc snd_hwdep videobuf2_memops snd_usbmidi_lib videobuf2_v4l2 snd_rawmidi videobuf2_core snd_seq_device videodev snd_pcm media snd_timer snd brcmfmac brcmutil cfg80211 rfkill bcm2835_gpiomem fixed uio_pdrv_genirq uio i2c_dev i2c_bcm2708 fuse ipv6 !!ALSA/HDA dmesg !!-------------- [ 124.970741] usb 1-1.3: [3] FU [Mic Capture Volume] ch = 1, val = 0/8191/1 [ 124.971586] usbcore: registered new interface driver snd-usb-audio [ 124.971670] uvcvideo: Found UVC 1.00 device USB2.0 Camera (1871:0142)