!!################################ !!ALSA Information Script v 0.5.0 !!################################ !!Script ran on: Tue Jul 13 17:57:17 UTC 2021 !!Linux Distribution !!------------------ ID_LIKE=debian !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: 5.10.17-v7 Operating System: GNU/Linux Architecture: armv7l Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k5.10.17-v7 Library version: 1.1.8 Utilities version: 1.1.8 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) snd_bcm2835 (card 1) snd_usb_audio (card 2) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [b1 ]: bcm2835_hdmi - bcm2835 HDMI 1 bcm2835 HDMI 1 1 [Headphones ]: bcm2835_headphonbcm2835 Headphones - bcm2835 Headphones bcm2835 Headphones 2 [Camera ]: USB-Audio - USB 2.0 Camera Sonix Technology Co., Ltd. USB 2.0 Camera at usb-3f980000.usb-1.2, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!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_bcm2835: enable_compat_alsa=0 snd_bcm2835: enable_hdmi=1 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_bcm2835 enable_compat_alsa : N enable_hdmi : Y enable_headphones : Y force_bulk : N !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -2,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null) skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card0 |-- controlC0 | |-- dev | |-- device -> ../../card0 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC0D0p | |-- dev | |-- device -> ../../card0 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/bcm2835_audio Tree: /sys/class/sound/card1 |-- controlC1 | |-- dev | |-- device -> ../../card1 | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- device -> ../../../bcm2835_audio |-- id |-- number |-- pcmC1D0p | |-- dev | |-- device -> ../../card1 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../class/sound `-- uevent !!Card: /sys/class/sound/card2 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: /sys/class/sound/card2 |-- controlC2 | |-- dev | |-- device -> ../../card2 | |-- power | |-- subsystem -> ../../../../../../../../../../../class/sound | `-- uevent |-- device -> ../../../1-1.2:1.2 |-- id |-- number |-- pcmC2D0c | |-- dev | |-- device -> ../../card2 | |-- pcm_class | |-- power | |-- subsystem -> ../../../../../../../../../../../class/sound | `-- uevent |-- power | |-- autosuspend_delay_ms | |-- control | |-- runtime_active_time | |-- runtime_status | `-- runtime_suspended_time |-- subsystem -> ../../../../../../../../../../class/sound `-- uevent !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 006: ID 0c45:6340 Microdia Camera Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x0c45 Microdia idProduct 0x6340 Camera bcdDevice 0.00 iManufacturer 2 iProduct 1 iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x06eb bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 5 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 5 VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.00 wTotalLength 0x004d dwClockFrequency 15.000000MHz bInCollection 1 baInterfaceNr( 0) 1 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 2 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 4 iTerminal 0 VideoControl Interface Descriptor: bLength 26 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 4 guidExtensionCode {28f03370-6311-4a2e-ba2c-6890eb334016} bNumControl 8 bNrPins 1 baSourceID( 0) 3 bControlSize 1 bmControls( 0) 0x0f 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 0x00000000 VideoControl Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) Warning: Descriptor too short bUnitID 3 bSourceID 1 wMaxMultiplier 0 bControlSize 2 bmControls 0x0000073f Brightness Contrast Hue Saturation Sharpness Gamma Backlight Compensation Gain Power Line Frequency iProcessing 0 bmVideoStandards 0x30 NTSC - 625/50 PAL - 525/60 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 5 VideoStreaming Interface Descriptor: bLength 15 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 2 wTotalLength 0x058f bEndPointAddress 129 bmInfo 0 bTerminalLink 2 bStillCaptureMethod 2 bTriggerSupport 0 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 0 bmaControls( 1) 0 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 1 bNumFrameDescriptors 18 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 1280 wHeight 720 dwMinBitRate 147456000 dwMaxBitRate 147456000 dwMaxVideoFrameBufferSize 1843200 dwDefaultFrameInterval 1000000 bFrameIntervalType 1 dwFrameInterval( 0) 1000000 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73728000 dwMaxBitRate 162201600 dwMaxVideoFrameBufferSize 614400 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 55296000 dwMaxBitRate 121651200 dwMaxVideoFrameBufferSize 460800 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 544 wHeight 288 dwMinBitRate 37601280 dwMaxBitRate 82722816 dwMaxVideoFrameBufferSize 313344 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 432 wHeight 240 dwMinBitRate 24883200 dwMaxBitRate 54743040 dwMaxVideoFrameBufferSize 207360 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 24330240 dwMaxBitRate 53526528 dwMaxVideoFrameBufferSize 202752 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 18432000 dwMaxBitRate 40550400 dwMaxVideoFrameBufferSize 153600 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 176 dwMinBitRate 13516800 dwMaxBitRate 29736960 dwMaxVideoFrameBufferSize 112640 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 9 bmCapabilities 0x00 Still image unsupported wWidth 176 wHeight 144 dwMinBitRate 6082560 dwMaxBitRate 13381632 dwMaxVideoFrameBufferSize 50688 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 10 bmCapabilities 0x00 Still image unsupported wWidth 160 wHeight 120 dwMinBitRate 4608000 dwMaxBitRate 10137600 dwMaxVideoFrameBufferSize 38400 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 11 bmCapabilities 0x00 Still image unsupported wWidth 752 wHeight 416 dwMinBitRate 50053120 dwMaxBitRate 100106240 dwMaxVideoFrameBufferSize 625664 dwDefaultFrameInterval 500000 bFrameIntervalType 2 dwFrameInterval( 0) 500000 dwFrameInterval( 1) 1000000 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 12 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 448 dwMinBitRate 57344000 dwMaxBitRate 114688000 dwMaxVideoFrameBufferSize 716800 dwDefaultFrameInterval 500000 bFrameIntervalType 2 dwFrameInterval( 0) 500000 dwFrameInterval( 1) 1000000 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 13 bmCapabilities 0x00 Still image unsupported wWidth 864 wHeight 480 dwMinBitRate 66355200 dwMaxBitRate 132710400 dwMaxVideoFrameBufferSize 829440 dwDefaultFrameInterval 500000 bFrameIntervalType 2 dwFrameInterval( 0) 500000 dwFrameInterval( 1) 1000000 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 14 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 76800000 dwMaxBitRate 153600000 dwMaxVideoFrameBufferSize 960000 dwDefaultFrameInterval 500000 bFrameIntervalType 2 dwFrameInterval( 0) 500000 dwFrameInterval( 1) 1000000 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 15 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 544 dwMinBitRate 83558400 dwMaxBitRate 167116800 dwMaxVideoFrameBufferSize 1044480 dwDefaultFrameInterval 500000 bFrameIntervalType 2 dwFrameInterval( 0) 500000 dwFrameInterval( 1) 1000000 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 16 bmCapabilities 0x00 Still image unsupported wWidth 1024 wHeight 576 dwMinBitRate 141557760 dwMaxBitRate 141557760 dwMaxVideoFrameBufferSize 1179648 dwDefaultFrameInterval 666666 bFrameIntervalType 1 dwFrameInterval( 0) 666666 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 17 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 720 dwMinBitRate 165888000 dwMaxBitRate 165888000 dwMaxVideoFrameBufferSize 1382400 dwDefaultFrameInterval 666666 bFrameIntervalType 1 dwFrameInterval( 0) 666666 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 18 bmCapabilities 0x00 Still image unsupported wWidth 1184 wHeight 656 dwMinBitRate 124272640 dwMaxBitRate 124272640 dwMaxVideoFrameBufferSize 1553408 dwDefaultFrameInterval 1000000 bFrameIntervalType 1 dwFrameInterval( 0) 1000000 VideoStreaming Interface Descriptor: bLength 78 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 18 wWidth( 0) 1280 wHeight( 0) 720 wWidth( 1) 1184 wHeight( 1) 656 wWidth( 2) 960 wHeight( 2) 720 wWidth( 3) 1024 wHeight( 3) 576 wWidth( 4) 960 wHeight( 4) 544 wWidth( 5) 800 wHeight( 5) 600 wWidth( 6) 864 wHeight( 6) 480 wWidth( 7) 800 wHeight( 7) 448 wWidth( 8) 752 wHeight( 8) 416 wWidth( 9) 640 wHeight( 9) 480 wWidth(10) 640 wHeight(10) 360 wWidth(11) 544 wHeight(11) 288 wWidth(12) 432 wHeight(12) 240 wWidth(13) 352 wHeight(13) 288 wWidth(14) 320 wHeight(14) 240 wWidth(15) 320 wHeight(15) 176 wWidth(16) 176 wHeight(16) 144 wWidth(17) 160 wHeight(17) 120 bNumCompressionPatterns 0 VideoStreaming Interface Descriptor: bLength 11 bDescriptorType 36 bDescriptorSubtype 6 (FORMAT_MJPEG) bFormatIndex 2 bNumFrameDescriptors 18 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 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 1 bmCapabilities 0x00 Still image unsupported wWidth 1280 wHeight 720 dwMinBitRate 221254680 dwMaxBitRate 486760296 dwMaxVideoFrameBufferSize 1843789 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 2 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 480 dwMinBitRate 73798680 dwMaxBitRate 162357096 dwMaxVideoFrameBufferSize 614989 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 3 bmCapabilities 0x00 Still image unsupported wWidth 640 wHeight 360 dwMinBitRate 55366680 dwMaxBitRate 121806696 dwMaxVideoFrameBufferSize 461389 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 4 bmCapabilities 0x00 Still image unsupported wWidth 544 wHeight 288 dwMinBitRate 37671960 dwMaxBitRate 82878312 dwMaxVideoFrameBufferSize 313933 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 5 bmCapabilities 0x00 Still image unsupported wWidth 432 wHeight 240 dwMinBitRate 24953880 dwMaxBitRate 54898536 dwMaxVideoFrameBufferSize 207949 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 6 bmCapabilities 0x00 Still image unsupported wWidth 352 wHeight 288 dwMinBitRate 24400920 dwMaxBitRate 53682024 dwMaxVideoFrameBufferSize 203341 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 7 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 240 dwMinBitRate 18502680 dwMaxBitRate 40705896 dwMaxVideoFrameBufferSize 154189 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 8 bmCapabilities 0x00 Still image unsupported wWidth 320 wHeight 176 dwMinBitRate 13587480 dwMaxBitRate 29892456 dwMaxVideoFrameBufferSize 113229 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 9 bmCapabilities 0x00 Still image unsupported wWidth 176 wHeight 144 dwMinBitRate 6153240 dwMaxBitRate 13537128 dwMaxVideoFrameBufferSize 51277 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 10 bmCapabilities 0x00 Still image unsupported wWidth 160 wHeight 120 dwMinBitRate 4678680 dwMaxBitRate 10293096 dwMaxVideoFrameBufferSize 38989 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 11 bmCapabilities 0x00 Still image unsupported wWidth 752 wHeight 416 dwMinBitRate 75150360 dwMaxBitRate 165330792 dwMaxVideoFrameBufferSize 626253 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 12 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 448 dwMinBitRate 86086680 dwMaxBitRate 172173360 dwMaxVideoFrameBufferSize 717389 dwDefaultFrameInterval 333333 bFrameIntervalType 2 dwFrameInterval( 0) 333333 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 13 bmCapabilities 0x00 Still image unsupported wWidth 800 wHeight 600 dwMinBitRate 115270680 dwMaxBitRate 253595496 dwMaxVideoFrameBufferSize 960589 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 14 bmCapabilities 0x00 Still image unsupported wWidth 864 wHeight 480 dwMinBitRate 115270680 dwMaxBitRate 253595496 dwMaxVideoFrameBufferSize 960589 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 15 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 544 dwMinBitRate 125408280 dwMaxBitRate 275898216 dwMaxVideoFrameBufferSize 1045069 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 16 bmCapabilities 0x00 Still image unsupported wWidth 960 wHeight 720 dwMinBitRate 165958680 dwMaxBitRate 365109096 dwMaxVideoFrameBufferSize 1382989 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 17 bmCapabilities 0x00 Still image unsupported wWidth 1024 wHeight 576 dwMinBitRate 165958680 dwMaxBitRate 365109096 dwMaxVideoFrameBufferSize 1382989 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 34 bDescriptorType 36 bDescriptorSubtype 7 (FRAME_MJPEG) bFrameIndex 18 bmCapabilities 0x00 Still image unsupported wWidth 1184 wHeight 656 dwMinBitRate 186479640 dwMaxBitRate 410255208 dwMaxVideoFrameBufferSize 1553997 dwDefaultFrameInterval 303030 bFrameIntervalType 2 dwFrameInterval( 0) 303030 dwFrameInterval( 1) 666666 VideoStreaming Interface Descriptor: bLength 78 bDescriptorType 36 bDescriptorSubtype 3 (STILL_IMAGE_FRAME) bEndpointAddress 0 bNumImageSizePatterns 18 wWidth( 0) 1280 wHeight( 0) 720 wWidth( 1) 1184 wHeight( 1) 656 wWidth( 2) 960 wHeight( 2) 720 wWidth( 3) 1024 wHeight( 3) 576 wWidth( 4) 960 wHeight( 4) 544 wWidth( 5) 800 wHeight( 5) 600 wWidth( 6) 864 wHeight( 6) 480 wWidth( 7) 800 wHeight( 7) 448 wWidth( 8) 752 wHeight( 8) 416 wWidth( 9) 640 wHeight( 9) 480 wWidth(10) 640 wHeight(10) 360 wWidth(11) 544 wHeight(11) 288 wWidth(12) 432 wHeight(12) 240 wWidth(13) 352 wHeight(13) 288 wWidth(14) 320 wHeight(14) 240 wWidth(15) 320 wHeight(15) 176 wWidth(16) 176 wHeight(16) 144 wWidth(17) 160 wHeight(17) 120 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 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 Association: bLength 8 bDescriptorType 11 bFirstInterface 2 bInterfaceCount 2 bFunctionClass 1 Audio bFunctionSubClass 0 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 0x0029 bInCollection 1 baInterfaceNr(0) 3 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 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 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 0x0190 1x 400 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-- Sonix Technology Co., Ltd. USB 2.0 Camera at usb-3f980000.usb-1.2, high speed : USB Audio Capture: Status: Stop Interface 3 Altset 1 Format: S16_LE Channels: 1 Endpoint: 4 IN (ASYNC) Rates: 8000, 11025, 16000, 22050, 24000, 44100, 48000 Data packet interval: 1000 us Bits: 16 Channel map: MONO --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0c456340, ctrlif=2, ctlerr=0 Card: Sonix Technology Co., Ltd. USB 2.0 Camera at usb-3f980000.usb-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=2048, max=13568, dBmin=800, dBmax=5300 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 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 0 Jul 12 13:46 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 32 Jul 12 13:46 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 64 Jul 13 13:11 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 16 Jul 12 13:46 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 48 Jul 12 13:46 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 88 Jul 13 13:11 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 1 Jul 12 13:46 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Jul 12 13:46 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Jul 13 13:11 . drwxr-xr-x 4 root root 240 Jul 13 13:11 .. lrwxrwxrwx 1 root root 12 Jul 13 13:11 usb-Sonix_Technology_Co.__Ltd._USB_2.0_Camera-02 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Jul 13 13:11 . drwxr-xr-x 4 root root 240 Jul 13 13:11 .. lrwxrwxrwx 1 root root 12 Jul 13 13:11 platform-3f980000.usb-usb-0:1.2:1.2 -> ../controlC2 lrwxrwxrwx 1 root root 12 Jul 12 13:46 platform-bcm2835_audio -> ../controlC0 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 4/4 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 ARECORD **** List of CAPTURE Hardware Devices **** card 2: Camera [USB 2.0 Camera], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card b1 Card hw:0 'b1'/'bcm2835 HDMI 1' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'HDMI',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 Headphones Card hw:1 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'Headphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback -31 [96%] [-0.31dB] [on] !!-------Mixer controls for card Camera Card hw:2 'Camera'/'Sonix Technology Co., Ltd. USB 2.0 Camera at usb-3f980000.usb-1.2, high speed' Mixer name : 'USB Mixer' Components : 'USB0c45:6340' Controls : 4 Simple ctrls : 1 Simple mixer control 'Mic',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 15 Mono: Capture 14 [93%] [50.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.b1 { control.1 { iface MIXER name 'HDMI 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 'HDMI Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.Headphones { control.1 { iface MIXER name 'Headphone Playback Volume' value -31 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 -31 } } control.2 { iface MIXER name 'Headphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } 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 14 comment { access 'read write' type INTEGER count 1 range '0 - 15' dbmin 800 dbmax 5300 dbvalue.0 5000 } } control.4 { iface CARD name 'Keep Interface' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ 8021q bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 bluetooth bnep brcmfmac brcmutil btbcm cfg80211 cmac cxd2880 cxd2880_spi dvb_core ecc ecdh_generic fixed garp gpio_fan hci_uart hid_logitech_dj hid_logitech_hidpp i2c_dev ip_tables ipv6 joydev llc mc raspberrypi_hwmon rfcomm rfkill sha256_generic snd snd_bcm2835 snd_hwdep snd_pcm snd_rawmidi snd_seq_device snd_timer snd_usb_audio snd_usbmidi_lib spi_bcm2835 spidev stp uio uio_pdrv_genirq uvcvideo v4l2_mem2mem vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables !!ALSA/HDA dmesg !!-------------- [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 240555 [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_compat_alsa=0 snd_bcm2835.enable_hdmi=1 bcm2708_fb.fbwidth=1920 bcm2708_fb.fbheight=1080 bcm2708_fb.fbswap=1 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=f811dee5-02 rootfstype=ext4 elevator=deadline fsck.repair=yes rootwait [ 0.000000] Kernel parameter elevator= does not have any effect anymore. -- [ 8.639825] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. [ 8.642175] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 8.643975] bcm2835_mmal_vchiq: module is from the staging directory, the quality is unknown, you have been warned. -- [ 8.678876] bcm2835-isp bcm2835-isp: Loaded V4L2 bcm2835-isp [ 8.681583] bcm2835_audio bcm2835_audio: card created with 4 channels [ 8.694494] bcm2835_audio bcm2835_audio: card created with 4 channels [ 8.699225] bcm2835_codec: module is from the staging directory, the quality is unknown, you have been warned. -- [84317.364549] usb 1-1.2: 3:1: cannot get freq at ep 0x84 [84317.383800] usbcore: registered new interface driver snd-usb-audio [85274.278194] usb 1-1.2: 3:1: cannot get freq at ep 0x84 !!Packages installed !!-------------------- ii alsa-utils 1.1.8-2 rpt1 armhf Utilities for configuring and using ALSA