Method pixel

src/opencv/mod.rs:494–497

(&self, x: usize, y: usize)

    }

    pub fn pixel(&self, x: usize, y: usize) -> Option<Rgb> {

        self.pixel_as_rgb(x, y)
    }

    // TODO move this into trait
    pub fn draw_box(&mut self, x: usize, y: usize, w: usize, h: usize, color: &Rgb) {