!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Sun Apr 16 18:10:32 UTC 2017 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.4.38-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.4.38-v7 Library version: 1.0.28 Utilities version: 1.0.28 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - No Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835 - bcm2835 ALSA bcm2835 ALSA 1 [CameraB409241 ]: USB-Audio - USB Camera-B4.09.24.1 OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.3, hi 2 [Device ]: USB-Audio - USB PnP Sound Device C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.2, full spe !!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_bcm2835 force_bulk : N !!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=0x14152000, ctrlif=1, ctlerr=0 Card: OmniVision Technologies, Inc. USB Camera-B4.09.24.1 at usb-3f980000.usb-1.3, 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 USB Mixer: usb_id=0x0d8c013c, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.2, full spe 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=0, max=6096, dBmin=0, dBmax=2381 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 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Mar 25 23:45 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Apr 16 02:48 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Apr 16 03:13 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Apr 16 11:01 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Mar 25 23:45 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 56 Apr 16 02:48 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 88 Apr 16 03:13 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Mar 25 23:45 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Mar 25 23:45 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 Apr 16 03:13 . drwxr-xr-x 4 root root 260 Apr 16 03:13 .. lrwxrwxrwx 1 root root 12 Apr 16 03:13 usb-C-Media_Electronics_Inc._USB_PnP_Sound_Device-00 -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 16 02:48 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 16 03:13 . drwxr-xr-x 4 root root 260 Apr 16 03:13 .. lrwxrwxrwx 1 root root 12 Apr 16 03:13 platform-3f980000.usb-usb-0:1.2:1.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 16 02:48 platform-3f980000.usb-usb-0:1.3:1.1 -> ../controlC1 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) # ps3 eye pcm.array { type hw card CameraB409241 } pcm.array_gain { type softvol slave { pcm "array" } control { name "Mic Gain" count 2 } min_dB -10.0 max_dB 5.0 } pcm.cap { type plug slave { pcm "array_gain" channels 4 } route_policy sum } pcm.!default { type asym playback.pcm { type plug slave.pcm "hw:0,0" # slave.pcm { # @func getenv # vars [ ALSAPCM ] # default "hw:PCH" # } } capture.pcm { type plug slave.pcm "cap" } } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 ALSA [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: CameraB409241 [USB Camera-B4.09.24.1], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: Device [USB PnP Sound Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 6 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -1430 [83%] [-14.30dB] [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-1.3, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 2 amixer: Mixer hw:1 load error: Invalid argument !!-------Mixer controls for card 2 [Device] Card hw:2 'Device'/'C-Media Electronics Inc. USB PnP Sound Device at usb-3f980000.usb-1.2, full spe' Mixer name : 'USB Mixer' Components : 'USB0d8c:013c' Controls : 4 Simple ctrls : 2 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 16 Mono: Capture 16 [100%] [23.81dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module evdev bnep bluetooth ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables 8192cu cfg80211 rfkill bcm2835_gpiomem snd_bcm2835 bcm2835_wdt snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device snd_pcm snd_timer snd gspca_ov534 gspca_main v4l2_common videodev media uio_pdrv_genirq uio i2c_dev fuse ipv6 !!ALSA/HDA dmesg !!--------------