Информация по web камере Logitech C270
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v4l2-ctl --all Driver Info (not using libv4l2): Driver name : uvcvideo Card type : UVC Camera (046d:0825) Bus info : usb-ehci-platform-1.1 Driver version: 3.10.49 Capabilities : 0x84000001 Video Capture Streaming Device Capabilities Device Caps : 0x04000001 Video Capture Streaming Priority: 2 Video input : 0 (Camera 1: ok) Format Video Capture: Width/Height : 1280/960 Pixel Format : 'MJPG' Field : None Bytes per Line: 0 Size Image : 816000 Colorspace : SRGB Crop Capability Video Capture: Bounds : Left 0, Top 0, Width 1280, Height 960 Default : Left 0, Top 0, Width 1280, Height 960 Pixel Aspect: 1/1 Streaming Parameters Video Capture: Capabilities : timeperframe Frames per second: 30.000 (30/1) Read buffers : 0 brightness (int) : min=0 max=255 step=1 default=128 value=128 contrast (int) : min=0 max=255 step=1 default=32 value=32 saturation (int) : min=0 max=255 step=1 default=32 value=32 white_balance_temperature_auto (bool) : default=1 value=1 gain (int) : min=0 max=255 step=1 default=64 value=192 power_line_frequency (menu) : min=0 max=2 default=2 value=2 white_balance_temperature (int) : min=0 max=10000 step=10 default=4000 value=6460 flags=inactive sharpness (int) : min=0 max=255 step=1 default=24 value=24 backlight_compensation (int) : min=0 max=1 step=1 default=0 value=0 exposure_auto (menu) : min=0 max=3 default=3 value=3 exposure_absolute (int) : min=1 max=10000 step=1 default=166 value=87 flags=inactive exposure_auto_priority (bool) : default=0 value=1