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    SubjectRe: uvcvideo: Unknown video format,00000032-0002-0010-8000-00aa00389b71
    Date
    Dear Laurent,


    On 03/20/18 14:30, Laurent Pinchart wrote:

    > On Tuesday, 20 March 2018 14:20:14 EET Paul Menzel wrote:

    >> On the Dell XPS 13 9370, Linux 4.16-rc6 outputs the messages below.
    >>
    >> ```

    […]

    >> [ 2.340736] input: Integrated_Webcam_HD: Integrate as
    >> /devices/pci0000:00/0000:00:14.0/usb1/1-5/1-5:1.0/input/input9
    >> [ 2.341447] uvcvideo: Unknown video format
    >> 00000032-0002-0010-8000-00aa00389b71 >> [ 2.341450] uvcvideo: Found UVC 1.00 device Integrated_Webcam_HD
    >> (0bda:58f4)

    […]

    >> ```
    >>
    >> Please tell me, what I can do to improve the situation.
    >
    > Some vendors routinely implement new formats without bothering to send a patch
    > for the uvcvideo driver. It would be easy to do so, but it requires knowing
    > which format is meant by the GUID. Most format GUIDs are of the form
    > 32595559-0000-0010-8000-00aa00389b71 that starts with a 4CC, but that's not
    > the case here.

    I am adding Mario to the receiver list, though he is currently on vacation.

    > Could you send me the output of
    >
    > lsusb -v -d 0bda:58f4
    >
    > running as root if possible ?

    Sure, please find it attached.


    Kind regards,

    Paul

    Bus 001 Device 002: ID 0bda:58f4 Realtek Semiconductor Corp.
    Device Descriptor:
    bLength 18
    bDescriptorType 1
    bcdUSB 2.10
    bDeviceClass 239 Miscellaneous Device
    bDeviceSubClass 2 ?
    bDeviceProtocol 1 Interface Association
    bMaxPacketSize0 64
    idVendor 0x0bda Realtek Semiconductor Corp.
    idProduct 0x58f4
    bcdDevice 76.05
    iManufacturer 3 CN0FFMHCLOG0081JBA49A00
    iProduct 1 Integrated_Webcam_HD
    iSerial 2 200901010001
    bNumConfigurations 1
    Configuration Descriptor:
    bLength 9
    bDescriptorType 2
    wTotalLength 1047
    bNumInterfaces 4
    bConfigurationValue 1
    iConfiguration 4 USB Camera
    bmAttributes 0x80
    (Bus Powered)
    MaxPower 500mA
    ** UNRECOGNIZED: 28 ff 42 49 53 54 00 01 06 07 10 00 00 00 00 00 01 08 f4 01 02 09 f4 01 03 0a f4 01 04 0b f4 01 05 0c f4 01 06 0d e8 03
    Interface Association:
    bLength 8
    bDescriptorType 11
    bFirstInterface 0
    bInterfaceCount 2
    bFunctionClass 14 Video
    bFunctionSubClass 3 Video Interface Collection
    bFunctionProtocol 0
    iFunction 5 Integrated Webcam
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 0
    bAlternateSetting 0
    bNumEndpoints 1
    bInterfaceClass 14 Video
    bInterfaceSubClass 1 Video Control
    bInterfaceProtocol 0
    iInterface 5 Integrated Webcam
    VideoControl Interface Descriptor:
    bLength 13
    bDescriptorType 36
    bDescriptorSubtype 1 (HEADER)
    bcdUVC 1.00
    wTotalLength 107
    dwClockFrequency 15.000000MHz
    bInCollection 1
    baInterfaceNr( 0) 1
    VideoControl Interface Descriptor:
    bLength 18
    bDescriptorType 36
    bDescriptorSubtype 2 (INPUT_TERMINAL)
    bTerminalID 1
    wTerminalType 0x0201 Camera Sensor
    bAssocTerminal 0
    iTerminal 0
    wObjectiveFocalLengthMin 0
    wObjectiveFocalLengthMax 0
    wOcularFocalLength 0
    bControlSize 3
    bmControls 0x0000000e
    Auto-Exposure Mode
    Auto-Exposure Priority
    Exposure Time (Absolute)
    VideoControl Interface Descriptor:
    bLength 11
    bDescriptorType 36
    bDescriptorSubtype 5 (PROCESSING_UNIT)
    Warning: Descriptor too short
    bUnitID 2
    bSourceID 1
    wMaxMultiplier 0
    bControlSize 2
    bmControls 0x0000177f
    Brightness
    Contrast
    Hue
    Saturation
    Sharpness
    Gamma
    White Balance Temperature
    Backlight Compensation
    Gain
    Power Line Frequency
    White Balance Temperature, Auto
    iProcessing 0
    bmVideoStandards 0x 9
    None
    SECAM - 625/50
    VideoControl Interface Descriptor:
    bLength 9
    bDescriptorType 36
    bDescriptorSubtype 3 (OUTPUT_TERMINAL)
    bTerminalID 3
    wTerminalType 0x0101 USB Streaming
    bAssocTerminal 0
    bSourceID 4
    iTerminal 0
    VideoControl Interface Descriptor:
    bLength 27
    bDescriptorType 36
    bDescriptorSubtype 6 (EXTENSION_UNIT)
    bUnitID 4
    guidExtensionCode {8ca72912-b447-9440-b0ce-db07386fb938}
    bNumControl 2
    bNrPins 1
    baSourceID( 0) 7
    bControlSize 2
    bmControls( 0) 0x00
    bmControls( 1) 0x06
    iExtension 0
    VideoControl Interface Descriptor:
    bLength 29
    bDescriptorType 36
    bDescriptorSubtype 6 (EXTENSION_UNIT)
    bUnitID 7
    guidExtensionCode {c385b80f-c268-4745-90f7-8f47579d95fc}
    bNumControl 0
    bNrPins 1
    baSourceID( 0) 2
    bControlSize 4
    bmControls( 0) 0x0f
    bmControls( 1) 0x00
    bmControls( 2) 0x00
    bmControls( 3) 0x00
    iExtension 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 401
    bEndPointAddress 129
    bmInfo 0
    bTerminalLink 3
    bStillCaptureMethod 2
    bTriggerSupport 1
    bTriggerUsage 0
    bControlSize 1
    bmaControls( 0) 11
    bmaControls( 1) 11
    VideoStreaming Interface Descriptor:
    bLength 11
    bDescriptorType 36
    bDescriptorSubtype 6 (FORMAT_MJPEG)
    bFormatIndex 1
    bNumFrameDescriptors 4
    bFlags 1
    Fixed-size samples: Yes
    bDefaultFrameIndex 1
    bAspectRatioX 0
    bAspectRatioY 0
    bmInterlaceFlags 0x00
    Interlaced stream or variable: No
    Fields per frame: 1 fields
    Field 1 first: No
    Field pattern: Field 1 only
    bCopyProtect 0
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 7 (FRAME_MJPEG)
    bFrameIndex 1
    bmCapabilities 0x00
    Still image unsupported
    wWidth 640
    wHeight 480
    dwMinBitRate 147456000
    dwMaxBitRate 147456000
    dwMaxVideoFrameBufferSize 614400
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 7 (FRAME_MJPEG)
    bFrameIndex 2
    bmCapabilities 0x00
    Still image unsupported
    wWidth 848
    wHeight 480
    dwMinBitRate 195379200
    dwMaxBitRate 195379200
    dwMaxVideoFrameBufferSize 814080
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 7 (FRAME_MJPEG)
    bFrameIndex 3
    bmCapabilities 0x00
    Still image unsupported
    wWidth 960
    wHeight 540
    dwMinBitRate 248832000
    dwMaxBitRate 248832000
    dwMaxVideoFrameBufferSize 1036800
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 7 (FRAME_MJPEG)
    bFrameIndex 4
    bmCapabilities 0x00
    Still image unsupported
    wWidth 1280
    wHeight 720
    dwMinBitRate 442368000
    dwMaxBitRate 442368000
    dwMaxVideoFrameBufferSize 1843200
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 18
    bDescriptorType 36
    bDescriptorSubtype 3 (STILL_IMAGE_FRAME)
    bEndpointAddress 0
    bNumImageSizePatterns 3
    wWidth( 0) 1280
    wHeight( 0) 720
    wWidth( 1) 960
    wHeight( 1) 540
    wWidth( 2) 848
    wHeight( 2) 480
    bNumCompressionPatterns 3
    VideoStreaming Interface Descriptor:
    bLength 6
    bDescriptorType 36
    bDescriptorSubtype 13 (COLORFORMAT)
    bColorPrimaries 1 (BT.709,sRGB)
    bTransferCharacteristics 1 (BT.709)
    bMatrixCoefficients 4 (SMPTE 170M (BT.601))
    VideoStreaming Interface Descriptor:
    bLength 27
    bDescriptorType 36
    bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED)
    bFormatIndex 2
    bNumFrameDescriptors 6
    guidFormat {59555932-0000-1000-8000-00aa00389b71}
    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 640
    wHeight 480
    dwMinBitRate 147456000
    dwMaxBitRate 147456000
    dwMaxVideoFrameBufferSize 614400
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
    bFrameIndex 2
    bmCapabilities 0x00
    Still image unsupported
    wWidth 640
    wHeight 360
    dwMinBitRate 110592000
    dwMaxBitRate 110592000
    dwMaxVideoFrameBufferSize 460800
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
    bFrameIndex 3
    bmCapabilities 0x00
    Still image unsupported
    wWidth 424
    wHeight 240
    dwMinBitRate 48844800
    dwMaxBitRate 48844800
    dwMaxVideoFrameBufferSize 203520
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
    bFrameIndex 4
    bmCapabilities 0x00
    Still image unsupported
    wWidth 320
    wHeight 240
    dwMinBitRate 36864000
    dwMaxBitRate 36864000
    dwMaxVideoFrameBufferSize 153600
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
    bFrameIndex 5
    bmCapabilities 0x00
    Still image unsupported
    wWidth 320
    wHeight 180
    dwMinBitRate 27648000
    dwMaxBitRate 27648000
    dwMaxVideoFrameBufferSize 115200
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 30
    bDescriptorType 36
    bDescriptorSubtype 5 (FRAME_UNCOMPRESSED)
    bFrameIndex 6
    bmCapabilities 0x00
    Still image unsupported
    wWidth 160
    wHeight 120
    dwMinBitRate 9216000
    dwMaxBitRate 9216000
    dwMaxVideoFrameBufferSize 38400
    dwDefaultFrameInterval 333333
    bFrameIntervalType 1
    dwFrameInterval( 0) 333333
    VideoStreaming Interface Descriptor:
    bLength 18
    bDescriptorType 36
    bDescriptorSubtype 3 (STILL_IMAGE_FRAME)
    bEndpointAddress 0
    bNumImageSizePatterns 3
    wWidth( 0) 1280
    wHeight( 0) 720
    wWidth( 1) 960
    wHeight( 1) 540
    wWidth( 2) 848
    wHeight( 2) 480
    bNumCompressionPatterns 3
    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 0x0400 1x 1024 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 0x0a40 2x 576 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 0x0ba2 2x 930 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 0x0c00 2x 1024 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 0x12ea 3x 746 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 0x13aa 3x 938 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 1
    bAlternateSetting 7
    bNumEndpoints 1
    bInterfaceClass 14 Video
    bInterfaceSubClass 2 Video Streaming
    bInterfaceProtocol 0
    iInterface 0
    Endpoint Descriptor:
    bLength 7
    bDescriptorType 5
    bEndpointAddress 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 14 Video
    bFunctionSubClass 3 Video Interface Collection
    bFunctionProtocol 0
    iFunction 6 Integrated Webcam
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 2
    bAlternateSetting 0
    bNumEndpoints 1
    bInterfaceClass 14 Video
    bInterfaceSubClass 1 Video Control
    bInterfaceProtocol 0
    iInterface 6 Integrated Webcam
    VideoControl Interface Descriptor:
    bLength 13
    bDescriptorType 36
    bDescriptorSubtype 1 (HEADER)
    bcdUVC 1.00
    wTotalLength 103
    dwClockFrequency 15.000000MHz
    bInCollection 1
    baInterfaceNr( 0) 3
    VideoControl Interface Descriptor:
    bLength 18
    bDescriptorType 36
    bDescriptorSubtype 2 (INPUT_TERMINAL)
    bTerminalID 11
    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 9
    bSourceID 11
    wMaxMultiplier 0
    bControlSize 2
    bmControls 0x00000000
    iProcessing 0
    bmVideoStandards 0x 9
    None
    SECAM - 625/50
    VideoControl Interface Descriptor:
    bLength 9
    bDescriptorType 36
    bDescriptorSubtype 3 (OUTPUT_TERMINAL)
    bTerminalID 8
    wTerminalType 0x0101 USB Streaming
    bAssocTerminal 0
    bSourceID 10
    iTerminal 0
    VideoControl Interface Descriptor:
    bLength 25
    bDescriptorType 36
    bDescriptorSubtype 6 (EXTENSION_UNIT)
    bUnitID 12
    guidExtensionCode {73dab545-c123-3d4a-a368-610f078c4397}
    bNumControl 0
    bNrPins 1
    baSourceID( 0) 9
    bControlSize 0
    iExtension 0
    VideoControl Interface Descriptor:
    bLength 27
    bDescriptorType 36
    bDescriptorSubtype 6 (EXTENSION_UNIT)
    bUnitID 10
    guidExtensionCode {8ca72912-b447-9440-b0ce-db07386fb938}
    bNumControl 2
    bNrPins 1
    baSourceID( 0) 12
    bControlSize 2
    bmControls( 0) 0x00
    bmControls( 1) 0x06
    iExtension 0
    Endpoint Descriptor:
    bLength 7
    bDescriptorType 5
    bEndpointAddress 0x85 EP 5 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 3
    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 87
    bEndPointAddress 130
    bmInfo 0
    bTerminalLink 8
    bStillCaptureMethod 2
    bTriggerSupport 1
    bTriggerUsage 0
    bControlSize 1
    bmaControls( 0) 27
    VideoStreaming Interface Descriptor:
    bLength 27
    bDescriptorType 36
    bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED)
    bFormatIndex 1
    bNumFrameDescriptors 1
    guidFormat {32000000-0200-1000-8000-00aa00389b71}
    bBitsPerPixel 8
    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 340
    wHeight 340
    dwMinBitRate 55488000
    dwMaxBitRate 55488000
    dwMaxVideoFrameBufferSize 115600
    dwDefaultFrameInterval 166666
    bFrameIntervalType 1
    dwFrameInterval( 0) 166666
    VideoStreaming Interface Descriptor:
    bLength 10
    bDescriptorType 36
    bDescriptorSubtype 3 (STILL_IMAGE_FRAME)
    bEndpointAddress 0
    bNumImageSizePatterns 1
    wWidth( 0) 640
    wHeight( 0) 480
    bNumCompressionPatterns 1
    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 3
    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 0x0400 1x 1024 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    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 0x0a40 2x 576 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    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 0x0ba2 2x 930 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    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 0x0c00 2x 1024 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    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 0x12ea 3x 746 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    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 0x13aa 3x 938 bytes
    bInterval 1
    Interface Descriptor:
    bLength 9
    bDescriptorType 4
    bInterfaceNumber 3
    bAlternateSetting 7
    bNumEndpoints 1
    bInterfaceClass 14 Video
    bInterfaceSubClass 2 Video Streaming
    bInterfaceProtocol 0
    iInterface 0
    Endpoint Descriptor:
    bLength 7
    bDescriptorType 5
    bEndpointAddress 0x82 EP 2 IN
    bmAttributes 5
    Transfer Type Isochronous
    Synch Type Asynchronous
    Usage Type Data
    wMaxPacketSize 0x1400 3x 1024 bytes
    bInterval 1
    Binary Object Store Descriptor:
    bLength 5
    bDescriptorType 15
    wTotalLength 53
    bNumDeviceCaps 2
    Device Status: 0x0000
    (Bus Powered)
    \
     
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      Last update: 2018-03-20 17:47    [W:2.324 / U:0.044 seconds]
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