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Bus 003 Device 003: ID 1de1:f105 Actions Microelectronics Co. UGREEN-25854
Negotiated speed: High Speed (480Mbps)
Device Descriptor:
 bLength 18
 bDescriptorType 1
 bcdUSB 2.00
 bDeviceClass 239 Miscellaneous Device
 bDeviceSubClass 2 [unknown]
 bDeviceProtocol 1 Interface Association
 bMaxPacketSize0 64
 idVendor 0x1de1 Actions Microelectronics Co.
 idProduct 0xf105 UGREEN-25854
 bcdDevice 4.09
 iManufacturer 1 Actions Micro
 iProduct 2 UGREEN-25854
 iSerial 3 873537332
 bNumConfigurations 1
 Configuration Descriptor:
 bLength 9
 bDescriptorType 2
 wTotalLength 0x028a
 bNumInterfaces 4
 bConfigurationValue 1
 iConfiguration 4 
 bmAttributes 0xc0
 Self Powered
 MaxPower 2mA
 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 0
 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 0x0033
 dwClockFrequency 48.000000MHz
 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 0x00000000
 VideoControl Interface Descriptor:
 bLength 11
 bDescriptorType 36
 bDescriptorSubtype 5 (PROCESSING_UNIT)
 Warning: Descriptor too short
 bUnitID 2
 bSourceID 1
 wMaxMultiplier 0
 bControlSize 2
 bmControls 0x00000000
 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 
 Interface Descriptor:
 bLength 9
 bDescriptorType 4
 bInterfaceNumber 1
 bAlternateSetting 0
 bNumEndpoints 1
 bInterfaceClass 14 Video
 bInterfaceSubClass 2 Video Streaming
 bInterfaceProtocol 0 
 iInterface 6 
 VideoStreaming Interface Descriptor:
 bLength 14
 bDescriptorType 36
 bDescriptorSubtype 1 (INPUT_HEADER)
 bNumFormats 1
 wTotalLength 0x01c1
 bEndpointAddress 0x81 EP 1 IN
 bmInfo 0
 bTerminalLink 3
 bStillCaptureMethod 0
 bTriggerSupport 0
 bTriggerUsage 0
 bControlSize 1
 bmaControls( 0) 0
 VideoStreaming Interface Descriptor:
 bLength 11
 bDescriptorType 36
 bDescriptorSubtype 6 (FORMAT_MJPEG)
 bFormatIndex 1
 bNumFrameDescriptors 11
 bFlags 0
 Fixed-size samples: No
 bDefaultFrameIndex 2
 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 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1920
 wHeight 1080
 dwMinBitRate 31104000
 dwMaxBitRate 1990656000
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 333333
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 2
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1920
 wHeight 1080
 dwMinBitRate 31104000
 dwMaxBitRate 1990656000
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 4
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1360
 wHeight 768
 dwMinBitRate 15667200
 dwMaxBitRate 62668800
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 5
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1280
 wHeight 1024
 dwMinBitRate 19660800
 dwMaxBitRate 78643200
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 6
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1280
 wHeight 960
 dwMinBitRate 18432000
 dwMaxBitRate 73728000
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 7
 bmCapabilities 0x00
 Still image unsupported
 wWidth 1280
 wHeight 720
 dwMinBitRate 13824000
 dwMaxBitRate 55296000
 dwMaxVideoFrameBufferSize 1843200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 8
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 1024
 wHeight 768
 dwMinBitRate 11796480
 dwMaxBitRate 47185920
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 9
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 800
 wHeight 600
 dwMinBitRate 7200000
 dwMaxBitRate 28800000
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 10
 bmCapabilities 0x02
 Still image unsupported
 Fixed frame-rate
 wWidth 720
 wHeight 576
 dwMinBitRate 6220800
 dwMaxBitRate 24883200
 dwMaxVideoFrameBufferSize 4147200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 11
 bmCapabilities 0x00
 Still image unsupported
 wWidth 720
 wHeight 480
 dwMinBitRate 5184000
 dwMaxBitRate 20736000
 dwMaxVideoFrameBufferSize 1843200
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 dwFrameInterval( 2) 666666
 VideoStreaming Interface Descriptor:
 bLength 38
 bDescriptorType 36
 bDescriptorSubtype 7 (FRAME_MJPEG)
 bFrameIndex 12
 bmCapabilities 0x00
 Still image unsupported
 wWidth 640
 wHeight 480
 dwMinBitRate 4608000
 dwMaxBitRate 18432000
 dwMaxVideoFrameBufferSize 614400
 dwDefaultFrameInterval 166666
 bFrameIntervalType 3
 dwFrameInterval( 0) 166666
 dwFrameInterval( 1) 333333
 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))
 Endpoint Descriptor:
 bLength 7
 bDescriptorType 5
 bEndpointAddress 0x81 EP 1 IN
 bmAttributes 2
 Transfer Type Bulk
 Synch Type None
 Usage Type Data
 wMaxPacketSize 0x0200 1x 512 bytes
 bInterval 0
 Interface Association:
 bLength 8
 bDescriptorType 11
 bFirstInterface 2
 bInterfaceCount 2
 bFunctionClass 1 Audio
 bFunctionSubClass 2 Streaming
 bFunctionProtocol 0 
 iFunction 0 
 Interface Descriptor:
 bLength 9
 bDescriptorType 4
 bInterfaceNumber 2
 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 0x0027
 bInCollection 1
 baInterfaceNr(0) 3
 AudioControl Interface Descriptor:
 bLength 12
 bDescriptorType 36
 bDescriptorSubtype 2 (INPUT_TERMINAL)
 bTerminalID 1
 wTerminalType 0x0602 Digital Audio Interface
 bAssocTerminal 0
 bNrChannels 2
 wChannelConfig 0x0003
 Left Front (L)
 Right Front (R)
 iChannelNames 0 
 iTerminal 0 
 AudioControl Interface Descriptor:
 bLength 9
 bDescriptorType 36
 bDescriptorSubtype 3 (OUTPUT_TERMINAL)
 bTerminalID 2
 wTerminalType 0x0101 USB Streaming
 bAssocTerminal 0
 bSourceID 3
 iTerminal 0 
 AudioControl Interface Descriptor:
 bLength 9
 bDescriptorType 36
 bDescriptorSubtype 6 (FEATURE_UNIT)
 bUnitID 3
 bSourceID 1
 bControlSize 1
 bmaControls(0) 0x01
 Mute Control
 bmaControls(1) 0x00
 iFeature 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 2
 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 0x83 EP 3 IN
 bmAttributes 5
 Transfer Type Isochronous
 Synch Type Asynchronous
 Usage Type Data
 wMaxPacketSize 0x00c0 1x 192 bytes
 bInterval 4
 bRefresh 0
 bSynchAddress 0
 AudioStreaming Endpoint Descriptor:
 bLength 7
 bDescriptorType 37
 bDescriptorSubtype 1 (EP_GENERAL)
 bmAttributes 0x00
 bLockDelayUnits 0 Undefined
 wLockDelay 0x0000

En théorie, la théorie et la pratique c'est pareil. En pratique c'est pas vrai.