!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Tue Jul 6 13:47:59 UTC 2021 !!Linux Distribution !!------------------ Ubuntu 20.04.2 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 20.04.2 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian PRETTY_NAME="Ubuntu 20.04.2 LTS" HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=focal !!DMI Information !!--------------- Manufacturer: Micro-Star International Co., Ltd. Product Name: MS-7C75 Product Version: 1.0 Firmware Version: 2.10 System SKU: Default string Board Vendor: Micro-Star International Co., Ltd. Board Name: Z490-A PRO (MS-7C75) !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI000C:00/status 15 /sys/bus/acpi/devices/ACPI000E:00/status 15 /sys/bus/acpi/devices/INT33A1:00/status 15 /sys/bus/acpi/devices/INT340E:00/status 15 /sys/bus/acpi/devices/INT3F0D:00/status 15 /sys/bus/acpi/devices/LNXPOWER:00/status 15 /sys/bus/acpi/devices/LNXPOWER:01/status 1 /sys/bus/acpi/devices/LNXPOWER:02/status 1 /sys/bus/acpi/devices/LNXPOWER:03/status 1 /sys/bus/acpi/devices/LNXPOWER:04/status 1 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0501:00/status 15 /sys/bus/acpi/devices/PNP0C02:00/status 3 /sys/bus/acpi/devices/PNP0C02:03/status 3 /sys/bus/acpi/devices/PNP0C02:05/status 3 /sys/bus/acpi/devices/PNP0C02:07/status 3 /sys/bus/acpi/devices/PNP0C04:00/status 31 /sys/bus/acpi/devices/PNP0C0C:00/status 15 /sys/bus/acpi/devices/PNP0C0E:00/status 11 /sys/bus/acpi/devices/PNP0C0F:00/status 9 /sys/bus/acpi/devices/PNP0C0F:01/status 9 /sys/bus/acpi/devices/PNP0C0F:02/status 9 /sys/bus/acpi/devices/PNP0C0F:03/status 9 /sys/bus/acpi/devices/PNP0C0F:04/status 9 /sys/bus/acpi/devices/PNP0C0F:05/status 9 /sys/bus/acpi/devices/PNP0C0F:06/status 9 /sys/bus/acpi/devices/PNP0C0F:07/status 9 /sys/bus/acpi/devices/PRP00001:00/status 11 !!Kernel Information !!------------------ Kernel release: 5.8.0-59-generic Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.8.0-59-generic Library version: 1.2.2 Utilities version: 1.2.2 !!Loaded ALSA modules !!------------------- snd_usb_audio (card 1) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 1 [Webcam ]: USB-Audio - Lenovo FHD Webcam Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed !!PCI Soundcards installed in the system !!-------------------------------------- 00:1f.3 Audio device [0403]: Intel Corporation Comet Lake PCH cAVS [8086:06c8] DeviceName: Onboard - Sound !!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 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=-2 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 snd_hda_intel: model=generic snd_hda_intel: model=headset-mic snd_hda_intel: index=1 snd_hda_intel: probe_mask=1 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 005: ID 17ef:4831 Lenovo Lenovo FHD Webcam Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x17ef Lenovo idProduct 0x4831 bcdDevice 50.02 iManufacturer 1 iProduct 2 iSerial 3 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x04ac bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 256mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 2 VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.00 wTotalLength 0x004f dwClockFrequency 30.000000MHz bInCollection 1 baInterfaceNr( 0) 1 VideoControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Camera Sensor bAssocTerminal 0 iTerminal 0 wObjectiveFocalLengthMin 0 wObjectiveFocalLengthMax 0 wOcularFocalLength 0 bControlSize 3 bmControls 0x0000000a Auto-Exposure Mode Exposure Time (Absolute) VideoControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) Warning: Descriptor too short bUnitID 2 bSourceID 1 wMaxMultiplier 0 bControlSize 2 bmControls 0x0000147f Brightness Contrast Hue Saturation Sharpness Gamma White Balance Temperature Power Line Frequency White Balance Temperature, Auto iProcessing 0 bmVideoStandards 0x09 None SECAM - 625/50 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 2 iTerminal 0 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 4 guidExtensionCode {a917c75d-4119-11da-ae0e-000d56ac7b4c} bNumControl 9 bNrPins 1 baSourceID( 0) 1 bControlSize 3 bmControls( 0) 0x59 bmControls( 1) 0x80 bmControls( 2) 0x80 iExtension 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 VideoStreaming Interface Descriptor: bLength 15 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 2 wTotalLength 0x0339 bEndPointAddress 130 bmInfo 0 bTerminalLink 3 bStillCaptureMethod 2 bTriggerSupport 1 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 bmaControls( 1) 0 VideoStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FORMAT_MJPEG) bFormatIndex 1 bNumFrameDescriptors 11 bFlags 1 Fixed-size samples: Yes bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 1 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 995328000 dwMaxBitRate 995328000 dwMaxVideoFrameBufferSize 4147200 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 544 wHeight 288 dwMinBitRate 75202560 dwMaxBitRate 75202560 dwMaxVideoFrameBufferSize 313344 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 36864000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 432 wHeight 240 dwMinBitRate 49766400 dwMaxBitRate 49766400 dwMaxVideoFrameBufferSize 207360 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 160 wHeight 120 dwMinBitRate 9216000 dwMaxBitRate 9216000 dwMaxVideoFrameBufferSize 38400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 230400000 dwMaxBitRate 230400000 dwMaxVideoFrameBufferSize 960000 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 864 wHeight 480 dwMinBitRate 199065600 dwMaxBitRate 199065600 dwMaxVideoFrameBufferSize 829440 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 9 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 720 dwMinBitRate 331776000 dwMaxBitRate 331776000 dwMaxVideoFrameBufferSize 1382400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 10 bmCapabilities 0x00 Still image unsupported wWidth 1024 wHeight 576 dwMinBitRate 283115520 dwMaxBitRate 283115520 dwMaxVideoFrameBufferSize 1179648 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 11 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 442368000 dwMaxBitRate 442368000 dwMaxVideoFrameBufferSize 1843200 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 50 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 11 wWidth( 0) 1920 wHeight( 0) 1080 wWidth( 1) 640 wHeight( 1) 480 wWidth( 2) 544 wHeight( 2) 288 wWidth( 3) 320 wHeight( 3) 240 wWidth( 4) 432 wHeight( 4) 240 wWidth( 5) 160 wHeight( 5) 120 wWidth( 6) 800 wHeight( 6) 600 wWidth( 7) 864 wHeight( 7) 480 wWidth( 8) 960 wHeight( 8) 720 wWidth( 9) 1024 wHeight( 9) 576 wWidth(10) 1280 wHeight(10) 720 bNumCompressionPatterns 0 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 2 bNumFrameDescriptors 11 guidFormat {32595559-0000-0010-8000-00aa00389b71} bBitsPerPixel 16 bDefaultFrameIndex 1 bAspectRatioX 0 bAspectRatioY 0 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 2 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 165888000 dwMaxBitRate 165888000 dwMaxVideoFrameBufferSize 4147200 dwDefaultFrameInterval 2000000 bFrameIntervalType 1 dwFrameInterval( 0) 2000000 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 544 wHeight 288 dwMinBitRate 75202560 dwMaxBitRate 75202560 dwMaxVideoFrameBufferSize 313344 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 36864000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 432 wHeight 240 dwMinBitRate 49766400 dwMaxBitRate 49766400 dwMaxVideoFrameBufferSize 207360 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 160 wHeight 120 dwMinBitRate 9216000 dwMaxBitRate 9216000 dwMaxVideoFrameBufferSize 38400 dwDefaultFrameInterval 333333 bFrameIntervalType 1 dwFrameInterval( 0) 333333 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 153600000 dwMaxBitRate 153600000 dwMaxVideoFrameBufferSize 960000 dwDefaultFrameInterval 500000 bFrameIntervalType 1 dwFrameInterval( 0) 500000 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 864 wHeight 480 dwMinBitRate 132710400 dwMaxBitRate 132710400 dwMaxVideoFrameBufferSize 829440 dwDefaultFrameInterval 500000 bFrameIntervalType 1 dwFrameInterval( 0) 500000 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 9 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 720 dwMinBitRate 138240000 dwMaxBitRate 138240000 dwMaxVideoFrameBufferSize 1382400 dwDefaultFrameInterval 800000 bFrameIntervalType 1 dwFrameInterval( 0) 800000 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 10 bmCapabilities 0x00 Still image unsupported wWidth 1024 wHeight 576 dwMinBitRate 141557760 dwMaxBitRate 141557760 dwMaxVideoFrameBufferSize 1179648 dwDefaultFrameInterval 666667 bFrameIntervalType 1 dwFrameInterval( 0) 666667 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 11 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 1843200 dwDefaultFrameInterval 1000000 bFrameIntervalType 1 dwFrameInterval( 0) 1000000 VideoStreaming Interface Descriptor: bLength 50 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 11 wWidth( 0) 1920 wHeight( 0) 1080 wWidth( 1) 640 wHeight( 1) 480 wWidth( 2) 544 wHeight( 2) 288 wWidth( 3) 320 wHeight( 3) 240 wWidth( 4) 432 wHeight( 4) 240 wWidth( 5) 160 wHeight( 5) 120 wWidth( 6) 800 wHeight( 6) 600 wWidth( 7) 864 wHeight( 7) 480 wWidth( 8) 960 wHeight( 8) 720 wWidth( 9) 1024 wHeight( 9) 576 wWidth(10) 1280 wHeight(10) 720 bNumCompressionPatterns 0 VideoStreaming Interface Descriptor: bLength 6 bDescriptorType 36 bDescriptorSubtype 13 (COLORFORMAT) bColorPrimaries 1 (BT.709,sRGB) bTransferCharacteristics 1 (BT.709) bMatrixCoefficients 4 (SMPTE 170M (BT.601)) Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0080 1x 128 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0400 1x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0b00 2x 768 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0c00 2x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 6 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1380 3x 896 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 7 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1400 3x 1024 bytes bInterval 1 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 2 bInterfaceCount 2 bFunctionClass 1 Audio bFunctionSubClass 2 Streaming bFunctionProtocol 0 iFunction 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 4 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0028 bInCollection 1 baInterfaceNr(0) 3 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0205 Microphone Array bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 1 bControlSize 1 bmaControls(0) 0x00 bmaControls(1) 0x03 Mute Control Volume Control bmaControls(2) 0x03 Mute Control Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 2 iTerminal 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 3 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 35 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 9 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 11025 tSamFreq[ 2] 12000 tSamFreq[ 3] 16000 tSamFreq[ 4] 22050 tSamFreq[ 5] 24000 tSamFreq[ 6] 32000 tSamFreq[ 7] 44100 tSamFreq[ 8] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x00c2 1x 194 bytes bInterval 4 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 0 Undefined wLockDelay 0x0000 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed : USB Audio Capture: Status: Stop Interface 3 Altset 1 Format: S16_LE Channels: 2 Endpoint: 3 IN (NONE) Rates: 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000 Data packet interval: 1000 us Bits: 16 Channel map: FL FR --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x17ef4831, ctrlif=2, ctlerr=0 Card: Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-256, max=256, dBmin=-100, dBmax=100 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x3, channels=2, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Jul 6 19:08 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 2 Jul 6 19:16 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 1 Jul 6 19:08 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jul 6 19:08 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jul 6 19:08 . drwxr-xr-x 4 root root 160 Jul 6 19:08 .. lrwxrwxrwx 1 root root 12 Jul 6 19:08 usb-Vimicro_Corp._Lenovo_FHD_Webcam_Lenovo_FHD_Webcam_Audio-02 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 60 Jul 6 19:08 . drwxr-xr-x 4 root root 160 Jul 6 19:08 .. lrwxrwxrwx 1 root root 12 Jul 6 19:08 pci-0000:00:14.0-usb-0:3:1.2 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** ARECORD **** List of CAPTURE Hardware Devices **** card 1: Webcam [Lenovo FHD Webcam], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Webcam Card hw:1 'Webcam'/'Vimicro Corp. Lenovo FHD Webcam at usb-0000:00:14.0-3, high speed' Mixer name : 'USB Mixer' Components : 'USB17ef:4831' Controls : 4 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cswitch Capture channels: Front Left - Front Right Limits: Capture 0 - 2 Front Left: Capture 0 [0%] [-1.00dB] [on] Front Right: Capture 0 [0%] [-1.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Webcam { control.1 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface MIXER name 'Mic Capture Switch' value.0 true value.1 true comment { access 'read write' type BOOLEAN count 2 } } control.3 { iface MIXER name 'Mic Capture Volume' value.0 0 value.1 0 comment { access 'read write' type INTEGER count 2 range '0 - 2' dbmin -100 dbmax 100 dbvalue.0 -100 dbvalue.1 -100 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ ac97_bus acpi_pad acpi_tad aesni_intel af_alg ahci algif_hash algif_skcipher aufs autofs4 bluetooth bnep bpfilter br_netfilter bridge btbcm btintel btrtl btusb cec cfg80211 cmac coretemp crc32_pclmul crct10dif_pclmul cryptd crypto_simd cuse drm drm_kms_helper ecc ecdh_generic ee1004 efi_pstore fb_sys_fops ghash_clmulni_intel glue_helper gspca_main gspca_zc3xx hid hid_generic i2c_algo_bit i2c_i801 i2c_smbus i915 input_leds intel_cstate intel_pch_thermal intel_powerclamp intel_rapl_common intel_rapl_msr intel_wmi_thunderbolt ip_tables iptable_filter iptable_nat joydev kvm kvm_intel ledtrig_audio lib80211 libahci libcrc32c llc lp mac_hid mc mei mei_hdcp mei_me mxm_wmi nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nfnetlink nls_iso8859_1 nvme nvme_core overlay parport parport_pc ppdev r8125 r8169 r8188eu rapl rc_core realtek rfcomm sch_fq_codel snd snd_compress snd_hda_codec snd_hda_core snd_hda_ext_core snd_hda_intel snd_hwdep snd_intel_dspcfg snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_midi snd_seq_midi_event snd_soc_acpi snd_soc_acpi_intel_match snd_soc_core snd_soc_hdac_hda snd_sof snd_sof_intel_byt snd_sof_intel_hda snd_sof_intel_hda_common snd_sof_intel_ipc snd_sof_pci snd_sof_xtensa_dsp snd_timer snd_usb_audio snd_usbmidi_lib soundcore stp syscopyarea sysfillrect sysimgblt usbhid uvcvideo video videobuf2_common videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev wmi wmi_bmof x86_pkg_temp_thermal x_tables xfrm_algo xfrm_user xhci_pci xhci_pci_renesas xt_MASQUERADE xt_addrtype xt_conntrack !!ALSA/HDA dmesg !!-------------- [ 0.140025] ACPI: Added _OSI(Linux-Dell-Video) [ 0.140025] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.140025] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) -- [ 4.058273] i915 0000:00:02.0: [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin (v1.4) [ 4.071371] snd_hda_intel 0000:00:1f.3: cannot find the slot for index 1 (range 0-1), error: -16 [ 4.071374] snd_hda_intel 0000:00:1f.3: Error creating card! [ 4.071377] snd_hda_intel: probe of 0000:00:1f.3 failed with error -16 [ 4.076082] usbcore: registered new interface driver snd-usb-audio [ 4.082289] r8188eu 1-2:1.0 wlxd0374509338f: renamed from wlan0 !!Packages installed !!-------------------- ii alsa-tools-gui 1.1.7-1ubuntu1 amd64 GUI based ALSA utilities for specific hardware ii alsa-topology-conf 1.2.2-1 all ALSA topology configuration files ii alsa-ucm-conf 1.2.2-1ubuntu0.8 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.2-1ubuntu2.1 amd64 Utilities for configuring and using ALSA