Type Alias VipsClassMapFn

pub type VipsClassMapFn = Option<unsafe extern "C" fn(cls: *mut VipsObjectClass, a: *mut c_void) -> *mut c_void>;

Aliased Type

enum VipsClassMapFn {
    None,
    Some(unsafe extern "C" fn(*mut _VipsObjectClass, *mut c_void) -> *mut c_void),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _VipsObjectClass, *mut c_void) -> *mut c_void)

Some value of type T.