Function libvips::ops::sc_rgb2bw_with_opts

pub fn sc_rgb2bw_with_opts(
    inp: &VipsImage, 
    sc_rgb_2bw_options: &ScRgb2BwOptions
) -> Result<VipsImage>

VipsscRGB2BW (scRGB2BW), convert scRGB to BW inp: &VipsImage -> Input image sc_rgb2bw_options: &ScRgb2BwOptions -> optional arguments returns VipsImage - Output image