Type Definition graphicsmagick_sys::PixelIteratorMonoReadCallback

type PixelIteratorMonoReadCallback = Option<unsafe extern "C" fn(mutable_data: *mut c_void, immutable_data: *const c_void, const_image: *const Image, pixels: *const PixelPacket, indexes: *const IndexPacket, npixels: c_long, exception: *mut ExceptionInfo) -> c_uint>;