Type Alias PixelIteratorMonoModifyCallback 

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

Aliased Type

pub enum PixelIteratorMonoModifyCallback {
    None,
    Some(unsafe extern "C" fn(*mut c_void, *const c_void, *mut _Image, *mut _PixelPacket, *mut u16, i64, *mut _ExceptionInfo) -> u32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, *const c_void, *mut _Image, *mut _PixelPacket, *mut u16, i64, *mut _ExceptionInfo) -> u32)

Some value of type T.