Function libvips::ops::pngsave_with_opts

pub fn pngsave_with_opts(
    inp: &VipsImage, 
    filename: &str, 
    pngsave_options: &PngsaveOptions
) -> Result<()>

VipsForeignSavePngFile (pngsave), save image to png file (.png), priority=0, rgba inp: &VipsImage -> Image to save filename: &str -> Filename to save to pngsave_options: &PngsaveOptions -> optional arguments