!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Wed Feb 26 03:36:46 UTC 2020 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: !!Kernel Information !!------------------ Kernel release: 4.19.66-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k4.19.66-v7 Library version: 1.1.3 Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_bcm2835 snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes Jack: Installed - Yes (/usr/bin/jackd) Running - No !!Soundcards recognised by ALSA !!----------------------------- 0 [ALSA ]: bcm2835_alsa - 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-1.5, 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_bcm2835 enable_compat_alsa : Y enable_hdmi : N enable_headphones : N 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 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) use_vmalloc : Y 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-1.5, 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 Feb 23 18:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Feb 25 22:20 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 16 Feb 23 18:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 17 Feb 23 18:17 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 18 Feb 23 18:17 /dev/snd/pcmC0D2p crw-rw---- 1 root audio 116, 56 Feb 25 22:20 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Feb 23 18:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Feb 23 18:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Feb 25 22:20 . drwxr-xr-x 4 root root 240 Feb 25 22:20 .. lrwxrwxrwx 1 root root 12 Feb 25 22:20 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 Feb 25 22:20 . drwxr-xr-x 4 root root 240 Feb 25 22:20 .. lrwxrwxrwx 1 root root 12 Feb 25 22:20 platform-3f980000.usb-usb-0:1.5:1.1 -> ../controlC1 lrwxrwxrwx 1 root root 12 Feb 23 18:17 platform-soc:audio -> ../controlC0 !!ALSA configuration files !!------------------------ !!User specific config file (~/.asoundrc) pcm.!default { type hw playback.pcm { type hw slave.pcm "hw:0,0" } capture.pcm { type plug slave.pcm "hw:1,0" } } pcm.!default { type hw card 1 } ctl.!default { type hw card 1 } !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: ALSA [bcm2835 ALSA], device 0: bcm2835 ALSA [bcm2835 ALSA] Subdevices: 7/7 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 card 0: ALSA [bcm2835 ALSA], device 1: bcm2835 IEC958/HDMI [bcm2835 IEC958/HDMI] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: ALSA [bcm2835 ALSA], device 2: bcm2835 IEC958/HDMI1 [bcm2835 IEC958/HDMI1] 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 !!Amixer output !!------------- !!-------Mixer controls for card 0 [ALSA] Card hw:0 'ALSA'/'bcm2835 ALSA' Mixer name : 'Broadcom Mixer' Components : '' Controls : 5 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 399 [100%] [3.99dB] [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-1.5, hi' Mixer name : 'USB Mixer' Components : 'USB1415:2000' Controls : 3 amixer: Mixer hw:1 load error: Invalid argument !!Alsactl output !!-------------- --startcollapse-- --endcollapse-- !!All Loaded Modules !!------------------ Module gspca_ov534 gspca_main fuse rfcomm bnep hci_uart btbcm serdev bluetooth ecdh_generic brcmfmac brcmutil sha256_generic uas cfg80211 snd_usb_audio snd_hwdep snd_usbmidi_lib snd_rawmidi snd_seq_device snd_bcm2835 rfkill bcm2835_codec bcm2835_v4l2 v4l2_mem2mem raspberrypi_hwmon snd_pcm bcm2835_mmal_vchiq hwmon snd_timer v4l2_common videobuf2_dma_contig videobuf2_vmalloc snd videobuf2_memops videobuf2_v4l2 videobuf2_common videodev media vc_sm_cma fixed uio_pdrv_genirq uio sg evdev joydev i2c_dev ip_tables x_tables ipv6 !!ALSA/HDA dmesg !!-------------- [ 4.386624] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. [ 4.404987] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 4.483936] bcm2835_audio soc:audio: card created with 8 channels [ 4.590542] usbcore: registered new interface driver uas [ 4.592504] usbcore: registered new interface driver snd-usb-audio [ 4.640174] cfg80211: Loading compiled-in X.509 certificates for regulatory database