Function libvips::ops::draw_mask

pub fn draw_mask(
    image: &VipsImage, 
    ink: &mut [f64], 
    mask: &VipsImage, 
    x: i32, 
    y: i32
) -> Result<()>

VipsDrawMask (draw_mask), draw a mask on an image image: &VipsImage -> Image to draw on ink: &mut [f64] -> Color for pixels mask: &VipsImage -> Mask of pixels to draw x: i32 -> Draw mask here min: -1000000000, max: 1000000000, default: 0 y: i32 -> Draw mask here min: -1000000000, max: 1000000000, default: 0