pi@raspberrypi:~ $ v4l2-ctl --all
Driver Info:
        Driver name      : uvcvideo
        Card type        : AV TO USB2.0
        Bus info         : usb-20980000.usb-1.1
        Driver version   : 5.4.83
        Capabilities     : 0x84a00001
                Video Capture
                Metadata Capture
                Streaming
                Extended Pix Format
                Device Capabilities
        Device Caps      : 0x04200001
                Video Capture
                Streaming
                Extended Pix Format
Media Driver Info:
        Driver name      : uvcvideo
        Model            : AV TO USB2.0
        Serial           :
        Bus info         : usb-20980000.usb-1.1
        Media version    : 5.4.83
        Hardware revision: 0x00000121 (289)
        Driver version   : 5.4.83
Interface Info:
        ID               : 0x03000002
        Type             : V4L Video
Entity Info:
        ID               : 0x00000001 (1)
        Name             : AV TO USB2.0
        Function         : V4L2 I/O
        Flags         : default
        Pad 0x01000007   : 0: Sink
          Link 0x0200000d: from remote pad 0x100000a of entity 'Processing 2': Data, Enabled, Immutable
Priority: 2
Video input : 0 (Camera 1: ok)
Format Video Capture:
        Width/Height      : 720/480
        Pixel Format      : 'YUYV' (YUYV 4:2:2)
        Field             : None
        Bytes per Line    : 1440
        Size Image        : 691200
        Colorspace        : Default
        Transfer Function : Default (maps to Rec. 709)
        YCbCr/HSV Encoding: Default (maps to ITU-R 601)
        Quantization      : Default (maps to Limited Range)
        Flags             :
Crop Capability Video Capture:
        Bounds      : Left 0, Top 0, Width 720, Height 480
        Default     : Left 0, Top 0, Width 720, Height 480
        Pixel Aspect: 1/1
Selection: crop_default, Left 0, Top 0, Width 720, Height 480, Flags:
Selection: crop_bounds, Left 0, Top 0, Width 720, Height 480, Flags:
Streaming Parameters Video Capture:
        Capabilities     : timeperframe
        Frames per second: 30.000 (30/1)
        Read buffers     : 0
                     brightness 0x00980900 (int)    : min=0 max=255 step=1 default=25 value=32
                       contrast 0x00980901 (int)    : min=0 max=255 step=1 default=127 value=128
                     saturation 0x00980902 (int)    : min=0 max=255 step=1 default=127 value=128
                            hue 0x00980903 (int)    : min=0 max=127 step=1 default=0 value=0
                          gamma 0x00980910 (int)    : min=0 max=50 step=1 default=0 value=0