!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Apr 16 06:13:27 UTC 2024 !!Linux Distribution !!------------------ Ubuntu 23.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 23.10" PRETTY_NAME="Ubuntu 23.10" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian 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=mantic LOGO=ubuntu-logo !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #17-Ubuntu SMP PREEMPT_DYNAMIC Thu Mar 21 11:24:03 UTC 2024 Operating System: GNU/Linux Architecture: aarch64 Processor: aarch64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.5.0-1014-raspi Library version: 1.2.9 Utilities version: 1.2.9 !!Loaded ALSA modules !!------------------- vc4 (card 0) vc4 (card 1) snd_usb_audio (card 2) snd_usb_audio (card 3) !!Sound Servers on this system !!---------------------------- PipeWire: Installed - Yes (/usr/bin/pipewire) Running - Yes No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [vc4hdmi0 ]: vc4-hdmi - vc4-hdmi-0 vc4-hdmi-0 1 [vc4hdmi1 ]: vc4-hdmi - vc4-hdmi-1 vc4-hdmi-1 2 [Camera ]: USB-Audio - H264 USB Camera H264 USB Camera H264 USB Camera at usb-xhci-hcd.1-1.2, high speed 3 [Audio ]: USB-Audio - Torooc LIKU Audio Torooc., Inc. Torooc LIKU Audio at usb-xhci-hcd.1-1.3, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: 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_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!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 implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,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 lowlatency : Y midi2_enable : Y midi2_ump_probe : Y 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) quirk_flags : 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 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 !!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 implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,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 lowlatency : Y midi2_enable : Y midi2_ump_probe : Y 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) quirk_flags : 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 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/card0 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!Card: /sys/class/sound/card3 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 004 Device 003: ID 32e4:9422 H264 USB Camera H264 USB Camera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x32e4 idProduct 0x9422 bcdDevice 1.00 iManufacturer 2 H264 USB Camera iProduct 1 H264 USB Camera iSerial 3 2020032801 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0592 bNumInterfaces 5 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 3 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 5 USB Camera Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 5 USB Camera VideoControl Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.00 wTotalLength 0x0073 dwClockFrequency 15.000000MHz bInCollection 2 baInterfaceNr( 0) 1 baInterfaceNr( 1) 2 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 5 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 0 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 3 guidExtensionCode {28f03370-6311-4a2e-ba2c-6890eb334016} bNumControls 24 bNrInPins 1 baSourceID( 0) 2 bControlSize 3 bmControls( 0) 0xff bmControls( 1) 0xff bmControls( 2) 0xff iExtension 0 VideoControl Interface Descriptor: bLength 26 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 4 guidExtensionCode {dddf7394-973e-4727-bed9-04ed6426dc67} bNumControls 8 bNrInPins 1 baSourceID( 0) 3 bControlSize 1 bmControls( 0) 0xff iExtension 0 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 0x0000200e Auto-Exposure Mode Auto-Exposure Priority Exposure Time (Absolute) Roll (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 0x0000177f Brightness Contrast Hue Saturation Sharpness Gamma White Balance Temperature Backlight Compensation Gain 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 6 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 6 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 0x0247 bEndpointAddress 0x81 EP 1 IN bmInfo 0 bTerminalLink 5 bStillCaptureMethod 0 bTriggerSupport 0 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 bmaControls( 1) 0 VideoStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FORMAT_MJPEG) bFormatIndex 1 bNumFrameDescriptors 8 bFlags 0 Fixed-size samples: No 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 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 497664000 dwMaxBitRate 995328000 dwMaxVideoFrameBufferSize 4147789 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 221184000 dwMaxBitRate 442368000 dwMaxVideoFrameBufferSize 1843789 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 115200000 dwMaxBitRate 230400000 dwMaxVideoFrameBufferSize 960589 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73728000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614989 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 55296000 dwMaxBitRate 110592000 dwMaxVideoFrameBufferSize 461389 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 24330240 dwMaxBitRate 48660480 dwMaxVideoFrameBufferSize 203341 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 18432000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 154189 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 497664000 dwMaxBitRate 995328000 dwMaxVideoFrameBufferSize 4147789 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 2 bNumFrameDescriptors 6 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 38 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73728000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 115200000 dwMaxBitRate 115200000 dwMaxVideoFrameBufferSize 960000 dwDefaultFrameInterval 666666 bFrameIntervalType 1 dwFrameInterval( 0) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 55296000 dwMaxBitRate 110592000 dwMaxVideoFrameBufferSize 460800 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 24330240 dwMaxBitRate 48660480 dwMaxVideoFrameBufferSize 202752 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 18432000 dwMaxBitRate 36864000 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73728000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 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 0x81 EP 1 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 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0100 1x 256 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 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0320 1x 800 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 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0b20 2x 800 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 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1320 3x 800 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 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x1400 3x 1024 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 VideoStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 1 wTotalLength 0x0160 bEndpointAddress 0x82 EP 2 IN bmInfo 0 bTerminalLink 6 bStillCaptureMethod 0 bTriggerSupport 0 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 VideoStreaming Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 16 (FORMAT_FRAME_BASED) bFormatIndex 1 bNumFrameDescriptors 8 guidFormat {34363248-0000-0010-8000-00aa00389b71} 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 bVariableSize 1 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 165888000 dwMaxBitRate 331776000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 73728000 dwMaxBitRate 147456000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 38400000 dwMaxBitRate 76800000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 24576000 dwMaxBitRate 49152000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 18432000 dwMaxBitRate 36864000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 8110080 dwMaxBitRate 16220160 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 6144000 dwMaxBitRate 12288000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 VideoStreaming Interface Descriptor: bLength 38 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 165888000 dwMaxBitRate 331776000 dwDefaultFrameInterval 333333 bFrameIntervalType 3 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 666666 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 2 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 2 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 0x0100 1x 256 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 0x0320 1x 800 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 0x0b20 2x 800 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 0x1320 3x 800 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 0x1400 3x 1024 bytes bInterval 1 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 3 bInterfaceCount 2 bFunctionClass 1 Audio bFunctionSubClass 0 bFunctionProtocol 0 iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0029 bInCollection 1 baInterfaceNr(0) 4 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0000 iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 1 bControlSize 2 bmaControls(0) 0x0001 Mute Control bmaControls(1) 0x0002 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 4 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 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 29 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 7 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 11025 tSamFreq[ 2] 16000 tSamFreq[ 3] 22050 tSamFreq[ 4] 24000 tSamFreq[ 5] 44100 tSamFreq[ 6] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0192 1x 402 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 0x0192 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0002 (Bus Powered) Remote Wakeup Enabled Bus 004 Device 004: ID 0483:5741 STMicroelectronics Torooc LIKU Audio Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0483 STMicroelectronics idProduct 0x5741 bcdDevice 2.00 iManufacturer 1 Torooc., Inc. iProduct 2 Torooc LIKU Audio iSerial 3 00000000001A bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x00c3 bNumInterfaces 3 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0046 bInCollection 2 baInterfaceNr(0) 1 baInterfaceNr(1) 2 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 4 wChannelConfig 0x0000 iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 1 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x00 bmaControls(2) 0x00 bmaControls(3) 0x00 bmaControls(4) 0x00 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 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0000 iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 5 bSourceID 4 bControlSize 1 bmaControls(0) 0x01 Mute Control bmaControls(1) 0x02 Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 5 iTerminal 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 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 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 4 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0190 1x 400 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 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 4 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 1 Discrete tSamFreq[ 0] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c0 1x 192 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x00 bLockDelayUnits 0 Undefined wLockDelay 0x0000 Device Status: 0x0001 Self Powered --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- H264 USB Camera H264 USB Camera at usb-xhci-hcd.1-1.2, high speed : USB Audio Capture: Status: Stop Interface 4 Altset 1 Format: S16_LE Channels: 1 Endpoint: 0x84 (4 IN) (ASYNC) Rates: 8000, 11025, 16000, 22050, 24000, 44100, 48000 Data packet interval: 1000 us Bits: 16 Channel map: MONO Torooc., Inc. Torooc LIKU Audio at usb-xhci-hcd.1-1.3, full speed : USB Audio Playback: Status: Running Interface = 2 Altset = 1 Packet Size = 192 Momentary freq = 48000 Hz (0x30.0000) Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR Capture: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 4 Endpoint: 0x81 (1 IN) (ASYNC) Rates: 48000 Bits: 16 Channel map: FL FR FC LFE --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x32e49422, ctrlif=3, ctlerr=0 Card: H264 USB Camera H264 USB Camera at usb-xhci-hcd.1-1.2, high speed Unit: 2 Control: name="Mic Capture Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-24320, max=0, dBmin=-9500, dBmax=0 Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 USB Mixer: usb_id=0x04835741, ctrlif=0, ctlerr=0 Card: Torooc., Inc. Torooc LIKU Audio at usb-xhci-hcd.1-1.3, full speed Unit: 2 Control: name="Mic Capture Switch", index=0 Info: id=2, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 5 Control: name="PCM Playback Volume", index=0 Info: id=5, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-9246, max=0, dBmin=-3611, dBmax=0 Unit: 5 Control: name="PCM Playback Switch", index=0 Info: id=5, 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, 3 Apr 16 08:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Apr 16 08:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 7 Apr 16 08:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 10 Apr 16 08:17 /dev/snd/controlC3 crw-rw---- 1 root audio 116, 2 Apr 16 08:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Apr 16 08:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 6 Apr 16 08:17 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 9 Apr 16 08:17 /dev/snd/pcmC3D0c crw-rw---- 1 root audio 116, 8 Apr 16 15:13 /dev/snd/pcmC3D0p crw-rw---- 1 root audio 116, 1 Apr 16 08:17 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Apr 16 08:17 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 80 Apr 16 08:17 . drwxr-xr-x 4 root root 300 Apr 11 19:09 .. lrwxrwxrwx 1 root root 12 Apr 16 08:17 usb-H264_USB_Camera_H264_USB_Camera_2020032801-03 -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 16 08:17 usb-Torooc.__Inc._Torooc_LIKU_Audio_00000000001A-00 -> ../controlC3 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 120 Apr 16 08:17 . drwxr-xr-x 4 root root 300 Apr 11 19:09 .. lrwxrwxrwx 1 root root 12 Apr 16 08:17 platform-107c701400.hdmi -> ../controlC0 lrwxrwxrwx 1 root root 12 Apr 16 08:17 platform-107c706400.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Apr 16 08:17 platform-xhci-hcd.1-usb-0:1.2:1.3 -> ../controlC2 lrwxrwxrwx 1 root root 12 Apr 16 08:17 platform-xhci-hcd.1-usb-0:1.3:1.0 -> ../controlC3 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: vc4hdmi0 [vc4-hdmi-0], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: vc4hdmi1 [vc4-hdmi-1], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 3: Audio [Torooc LIKU Audio], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: Camera [H264 USB Camera], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 3: Audio [Torooc LIKU Audio], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card vc4hdmi0 Card sysdefault:0 'vc4hdmi0'/'vc4-hdmi-0' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card vc4hdmi1 Card sysdefault:1 'vc4hdmi1'/'vc4-hdmi-1' Mixer name : '' Components : '' Controls : 4 Simple ctrls : 0 !!-------Mixer controls for card Camera Card sysdefault:2 'Camera'/'H264 USB Camera H264 USB Camera at usb-xhci-hcd.1-1.2, high speed' Mixer name : 'USB Mixer' Components : 'USB32e4:9422' Controls : 3 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 256 Mono: Capture 256 [100%] [0.00dB] [on] !!-------Mixer controls for card Audio Card sysdefault:3 'Audio'/'Torooc., Inc. Torooc LIKU Audio at usb-xhci-hcd.1-1.3, full speed' Mixer name : 'USB Mixer' Components : 'USB0483:5741' Controls : 5 Simple ctrls : 2 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 6 Mono: Playback 3 [50%] [-18.06dB] [on] Simple mixer control 'Mic',0 Capabilities: cswitch cswitch-joined Capture channels: Mono Mono: Capture [on] !!Alsactl output !!-------------- --startcollapse-- state.vc4hdmi0 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '1000070068100001000000000000000066ab32bc466c6970626f6f6b097f0700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.vc4hdmi1 { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access read type INTEGER count 8 range '0 - 36' } } control.2 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } 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 256 comment { access 'read write' type INTEGER count 1 range '0 - 256' dbmin -9500 dbmax 0 dbvalue.0 0 } } } state.Audio { control.1 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 comment { access read type INTEGER count 4 range '0 - 36' } } control.2 { iface PCM name 'Playback Channel Map' value.0 3 value.1 4 comment { access read type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'PCM Playback Volume' value 3 comment { access 'read write' type INTEGER count 1 range '0 - 6' dbmin -3611 dbmax 0 dbvalue.0 -1806 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8250_bcm7271 ac97_bus aes_arm64 aes_ce_blk aes_ce_cipher af_alg algif_hash algif_skcipher autofs4 backlight binfmt_misc blake2b_generic bluetooth bnep br_netfilter brcmfmac brcmfmac_wcc brcmutil bridge btbcm btintel btqca btrfs btrtl btsdio cec cfg80211 cqhci crct10dif_ce dax dm_mod drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks drm_shmem_helper dw_axi_dmac_platform dwc2 dwc3 ecc ecdh_generic fuse gf128mul ghash_ce gpio_brcmstb gpio_generic gpio_keys gpu_sched hci_uart hid_generic hid_logitech_dj hid_logitech_hidpp i2c_brcmstb i2c_designware_core i2c_designware_platform input_leds ip_set ip_tables joydev libcrc32c llc macb mc nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_reject_ipv4 nf_reject_ipv6 nf_tables nfnetlink nft_chain_nat nft_compat nft_ct nft_fib nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_reject nft_reject_inet nvmem_rmem overlay phy_generic phylink pisp_be polyval_ce polyval_generic pwm_brcmstb pwm_fan raid6_pq raspberrypi_gpiomem raspberrypi_hwmon reset_brcmstb reset_brcmstb_rescal rfcomm rfkill roles rpivid_hevc rtc_rpi sdhci_brcmstb sha1_ce sha256_arm64 sha2_ce sm4 snd snd_compress snd_hrtimer snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq snd_seq_device snd_seq_dummy snd_seq_midi snd_seq_midi_event snd_soc_core snd_soc_hdmi_codec snd_timer snd_ump snd_usb_audio snd_usbmidi_lib spi_bcm2835 spi_dw spi_dw_mmio spidev stp tls udc_core uio uio_pdrv_genirq ulpi usbhid uvc uvcvideo v3d v4l2_mem2mem vc4 videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xhci_plat_hcd xor xor_neon xt_MASQUERADE xt_addrtype xt_conntrack z3fold zstd !!ALSA/HDA dmesg !!-------------- [ 0.000000] alternatives: applying boot alternatives [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=1 pci=pcie_bus_safe snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 smsc95xx.macaddr=2C:CF:67:10:F7:C2 vc_mem.mem_base=0x3fc00000 vc_mem.mem_size=0x40000000 zswap.enabled=1 zswap.zpool=z3fold zswap.compressor=zstd multipath=off dwc_otg.lpm_enable=0 console=tty1 console=ttyAMA10,115200 root=LABEL=writable rootfstype=ext4 rootwait fixrtc quiet splash [ 0.000000] Unknown kernel command line parameters "fixrtc splash multipath=off", will be passed to user space. -- [ 7222.660516] usb 4-1.3: SerialNumber: 00000000001A [ 7222.861608] usbcore: registered new interface driver snd-usb-audio [ 7223.006195] usb 4-1.2: 4:1: cannot get freq at ep 0x84 !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.9-1ubuntu3.3 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.9-1ubuntu1 arm64 Utilities for configuring and using ALSA