v4l2r 0.0.7

Safe and flexible abstraction over V4L2
Documentation 
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//! Definition of USER class controls.

use crate::bindings;
use crate::controls::ExtControlTrait;

pub struct Brightness;
impl ExtControlTrait for Brightness {
    const ID: u32 = bindings::V4L2_CID_BRIGHTNESS;
    type PAYLOAD = i32;
}

pub struct Contrast;
impl ExtControlTrait for Contrast {
    const ID: u32 = bindings::V4L2_CID_CONTRAST;
    type PAYLOAD = i32;
}