Function libvips::ops::pngsave_buffer_with_opts

pub fn pngsave_buffer_with_opts(
    inp: &VipsImage, 
    pngsave_buffer_options: &PngsaveBufferOptions
) -> Result<Vec<u8>>

VipsForeignSavePngBuffer (pngsave_buffer), save image to png buffer (.png), priority=0, rgba inp: &VipsImage -> Image to save pngsave_buffer_options: &PngsaveBufferOptions -> optional arguments returns Vec<u8> - Buffer to save to