!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Mon Dec 16 01:02:26 UTC 2024 !!Linux Distribution !!------------------ Ubuntu 24.10 \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 24.10" PRETTY_NAME="Ubuntu 24.10" 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=oracular LOGO=ubuntu-logo Ubuntu 21.04 (Hirsute Hippo) !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #4-Ubuntu SMP PREEMPT_DYNAMIC Fri Sep 27 22:25:34 UTC 2024 Operating System: GNU/Linux Architecture: aarch64 Processor: aarch64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.11.0-1004-raspi Library version: Utilities version: 1.2.11 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_usb_audio (card 1) snd_bcm2835 (card 2) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Bar ]: USB-Audio - AnkerWork B600 Video Bar Anker AnkerWork B600 Video Bar at usb-0000:01:00.0-1.4.3.2, high speed 2 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones !!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_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=1 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_hdmi : Y enable_headphones : Y force_bulk : N num_channels : 8 !!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 : -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 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_bcm2835 enable_hdmi : Y enable_headphones : Y force_bulk : N num_channels : 8 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/vchiq-bus/drivers/bcm2835-audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/vchiq-bus/drivers/bcm2835-audio Tree: !!Sysfs ctl-led info !!--------------- !!CTL-LED: /sys/class/sound/ctl-led/mic/card0 List: !!CTL-LED: /sys/class/sound/ctl-led/mic/card1 List: !!CTL-LED: /sys/class/sound/ctl-led/mic/card2 List: !!CTL-LED: /sys/class/sound/ctl-led/speaker/card0 List: !!CTL-LED: /sys/class/sound/ctl-led/speaker/card1 List: !!CTL-LED: /sys/class/sound/ctl-led/speaker/card2 List: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 006: ID 291a:3383 Anker AnkerWork B600 Video Bar Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 [unknown] bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x291a Anker idProduct 0x3383 AnkerWork B600 Video Bar bcdDevice 3.10 iManufacturer 1 Anker iProduct 2 AnkerWork B600 Video Bar iSerial 3 AR2UWN0C09300892 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x040b bNumInterfaces 6 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 3 bFunctionClass 1 Audio bFunctionSubClass 2 Streaming bFunctionProtocol 0 iFunction 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 6 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 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 8 iTerminal 7 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 3 bSourceID 1 bControlSize 2 bmaControls(0) 0x0003 Mute Control Volume Control iFeature 9 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 5 wTerminalType 0x0301 Speaker bAssocTerminal 0 bSourceID 3 iTerminal 10 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 2 wChannelConfig 0x0003 Left Front (L) Right Front (R) iChannelNames 12 iTerminal 11 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 4 bSourceID 2 bControlSize 2 bmaControls(0) 0x0003 Mute Control Volume Control iFeature 13 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 14 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 15 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 16 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 20 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 4 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 16000 tSamFreq[ 2] 44100 tSamFreq[ 3] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x00c4 1x 196 bytes bInterval 4 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 1 Milliseconds wLockDelay 0x0001 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 17 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 18 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 6 bDelay 1 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 20 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 2 bSubframeSize 2 bBitResolution 16 bSamFreqType 4 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 16000 tSamFreq[ 2] 44100 tSamFreq[ 3] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c4 1x 196 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 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 3 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 20 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 20 VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.00 wTotalLength 0x006b dwClockFrequency 48.000000MHz bInCollection 1 baInterfaceNr( 0) 4 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 0x00022a02 Auto-Exposure Mode Zoom (Absolute) PanTilt (Absolute) Roll (Absolute) Focus, Auto VideoControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) Warning: Descriptor too short bUnitID 2 bSourceID 1 wMaxMultiplier 16384 bControlSize 2 bmControls 0x0000161b Brightness Contrast Saturation Sharpness 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 3 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 2 iTerminal 0 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 6 guidExtensionCode {41769ea2-04de-e347-8b2b-f4341aff003b} bNumControls 24 bNrInPins 1 baSourceID( 0) 2 bControlSize 3 bmControls( 0) 0xff bmControls( 1) 0xff bmControls( 2) 0xff iExtension 0 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 20 guidExtensionCode {a8bd5df2-1a98-474e-8dd0-d92672d194fa} bNumControls 5 bNrInPins 1 baSourceID( 0) 2 bControlSize 3 bmControls( 0) 0x1f bmControls( 1) 0x00 bmControls( 2) 0x00 iExtension 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0010 1x 16 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 4 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 21 VideoStreaming Interface Descriptor: bLength 16 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 3 wTotalLength 0x0270 bEndpointAddress 0x83 EP 3 IN bmInfo 0 bTerminalLink 3 bStillCaptureMethod 0 bTriggerSupport 0 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 bmaControls( 1) 0 bmaControls( 2) 0 VideoStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FORMAT_MJPEG) bFormatIndex 1 bNumFrameDescriptors 6 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 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 2560 wHeight 1440 dwMinBitRate 73728000 dwMaxBitRate 73728000 dwMaxVideoFrameBufferSize 7372800 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 41472000 dwMaxBitRate 41472000 dwMaxVideoFrameBufferSize 4147200 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 18432000 dwMaxBitRate 18432000 dwMaxVideoFrameBufferSize 1843200 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 6144000 dwMaxBitRate 6144000 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 4608000 dwMaxBitRate 4608000 dwMaxVideoFrameBufferSize 460800 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 180 dwMinBitRate 1152000 dwMaxBitRate 1152000 dwMaxVideoFrameBufferSize 115200 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 2 bNumFrameDescriptors 2 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 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 4608000 dwMaxBitRate 4608000 dwMaxVideoFrameBufferSize 460800 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 42 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 180 dwMinBitRate 1152000 dwMaxBitRate 1152000 dwMaxVideoFrameBufferSize 115200 dwDefaultFrameInterval 333333 bFrameIntervalType 4 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 dwFrameInterval( 2) 1000000 dwFrameInterval( 3) 2000000 VideoStreaming Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 16 (FORMAT_FRAME_BASED) bFormatIndex 3 bNumFrameDescriptors 4 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 50 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 2560 wHeight 1440 dwMinBitRate 36864000 dwMaxBitRate 36864000 dwDefaultFrameInterval 333333 bFrameIntervalType 6 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 dwFrameInterval( 4) 1000000 dwFrameInterval( 5) 2000000 VideoStreaming Interface Descriptor: bLength 50 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 1920 wHeight 1080 dwMinBitRate 20736000 dwMaxBitRate 20736000 dwDefaultFrameInterval 333333 bFrameIntervalType 6 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 dwFrameInterval( 4) 1000000 dwFrameInterval( 5) 2000000 VideoStreaming Interface Descriptor: bLength 50 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 9216000 dwMaxBitRate 9216000 dwDefaultFrameInterval 333333 bFrameIntervalType 6 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 dwFrameInterval( 4) 1000000 dwFrameInterval( 5) 2000000 VideoStreaming Interface Descriptor: bLength 50 bDescriptorType 36 bDescriptorSubtype 17 (FRAME_FRAME_BASED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 2304000 dwMaxBitRate 2304000 dwDefaultFrameInterval 333333 bFrameIntervalType 6 dwBytesPerLine 0 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 400000 dwFrameInterval( 2) 500000 dwFrameInterval( 3) 666666 dwFrameInterval( 4) 1000000 dwFrameInterval( 5) 2000000 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 4 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 21 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 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 5 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 [unknown] bInterfaceProtocol 0 iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.01 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 162 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 1 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Anker AnkerWork B600 Video Bar at usb-0000:01:00.0-1.4.3.2, high speed : USB Audio Playback: Status: Running Interface = 1 Altset = 1 Packet Size = 196 Momentary freq = 48000 Hz (0x6.0000) Interface 1 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ADAPTIVE) Rates: 8000, 16000, 44100, 48000 Data packet interval: 1000 us Bits: 16 Channel map: FL FR Capture: Status: Running Interface = 2 Altset = 1 Packet Size = 196 Momentary freq = 48000 Hz (0x6.0000) Interface 2 Altset 1 Format: S16_LE Channels: 2 Endpoint: 0x81 (1 IN) (ASYNC) Rates: 8000, 16000, 44100, 48000 Data packet interval: 1000 us Bits: 16 Channel map: FL FR --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x291a3383, ctrlif=0, ctlerr=0 Card: Anker AnkerWork B600 Video Bar at usb-0000:01:00.0-1.4.3.2, high speed Unit: 3 Control: name="Playback Feature Unit Playback Volume", index=0 Info: id=3, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-6400, max=6400, dBmin=-2500, dBmax=2500 Unit: 3 Control: name="Playback Feature Unit Playback Switch", index=0 Info: id=3, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 4 Control: name="Capture Feature Unit Capture Volume", index=0 Info: id=4, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-6400, max=6400, dBmin=-2500, dBmax=2500 Unit: 4 Control: name="Capture Feature Unit Capture Switch", index=0 Info: id=4, 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, 4 Dec 16 01:17 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 9 Dec 16 01:17 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 6 Dec 16 01:17 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 2 Dec 16 01:17 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 3 Dec 16 01:17 /dev/snd/pcmC0D1p crw-rw---- 1 root audio 116, 8 Dec 16 01:17 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 7 Dec 16 01:17 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 5 Dec 16 01:17 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 1 Oct 16 19:01 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Oct 16 19:01 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Dec 16 01:17 . drwxr-xr-x 4 root root 280 Dec 16 01:17 .. lrwxrwxrwx 1 root root 12 Dec 16 01:17 usb-Anker_AnkerWork_B600_Video_Bar_AR2UWN0C09300892-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 100 Dec 16 01:17 . drwxr-xr-x 4 root root 280 Dec 16 01:17 .. lrwxrwxrwx 1 root root 12 Dec 16 01:17 platform-fd500000.pcie-pci-0000:01:00.0-usb-0:1.4.3.2:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Dec 16 01:17 platform-fd500000.pcie-pci-0000:01:00.0-usbv2-0:1.4.3.2:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Dec 16 01:17 platform-fe00b840.mailbox -> ../controlC2 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 3/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 0: b1 [bcm2835 HDMI 1], device 1: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 1/1 Subdevice #0: subdevice #0 card 1: Bar [AnkerWork B600 Video Bar], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 card 2: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 3/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Bar [AnkerWork B600 Video Bar], device 0: USB Audio [USB Audio] Subdevices: 0/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card b1 Card sysdefault:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 4 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card Bar Card sysdefault:1 'Bar'/'Anker AnkerWork B600 Video Bar at usb-0000:01:00.0-1.4.3.2, high speed' Mixer name : 'USB Mixer' Components : 'USB291a:3383' Controls : 6 Simple ctrls : 2 Simple mixer control 'Playback Feature Unit',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 100 Mono: Playback 54 [54%] [2.00dB] [on] Simple mixer control 'Capture Feature Unit',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 100 Mono: Capture 50 [50%] [0.00dB] [on] !!-------Mixer controls for card Headphones Card sysdefault:2 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'PCM Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.3 { iface PCM name 'IEC958 Playback Default' value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Con Mask' value '0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access read type IEC958 count 1 } } } state.Bar { control.1 { iface PCM name 'Playback Channel Map' value.0 3 value.1 4 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value.0 3 value.1 4 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.3 { iface MIXER name 'Playback Feature Unit Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Playback Feature Unit Playback Volume' value 54 comment { access 'read write' type INTEGER count 1 range '0 - 100' dbmin -2500 dbmax 2500 dbvalue.0 200 } } control.5 { iface MIXER name 'Capture Feature Unit Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Capture Feature Unit Capture Volume' value 50 comment { access 'read write' type INTEGER count 1 range '0 - 100' dbmin -2500 dbmax 2500 dbvalue.0 0 } } } state.Headphones { control.1 { iface MIXER name 'PCM Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ aes_arm64 af_alg algif_hash algif_skcipher async_memcpy async_pq async_raid6_recov async_tx async_xor autofs4 bcm2708_fb bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_mmc bcm2835_v4l2 binfmt_misc blake2b_generic bluetooth bnep brcmfmac brcmfmac_wcc brcmutil bridge btbcm btintel btqca btrfs btrtl btsdio cdc_acm cfg80211 cmac crct10dif_ce dax dm_mod dm_multipath dwc2 enclosure fuse hci_uart hid_generic i2c_bcm2835 input_leds ip_tables joydev libcrc32c llc mc md_mod nf_conntrack nf_conntrack_netlink nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat nvmem_rmem overlay phy_generic pwrseq_core qrtr raid0 raid1 raid10 raid456 raid6_pq raspberrypi_gpiomem raspberrypi_hwmon rfcomm rfkill roles rpivid_hevc sch_fq_codel scsi_transport_sas ses snd snd_bcm2835 snd_ctl_led snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_ump snd_usb_audio snd_usbmidi_lib spi_bcm2835 spidev stp sunrpc tls tun uas udc_core uio uio_pdrv_genirq usb_storage usbhid uvc uvcvideo v4l2_mem2mem vc_sm_cma veth videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables xfrm_algo xfrm_user xhci_pci xhci_pci_renesas xor xor_neon xt_MASQUERADE xt_addrtype xt_conntrack xt_nat xt_tcpudp !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-3 all ALSA topology configuration files ii alsa-ucm-conf 1.2.10-1ubuntu6.2 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.11-1ubuntu1 arm64 Utilities for configuring and using ALSA