Type Alias LPDDENUMVIDEOCALLBACK

pub type LPDDENUMVIDEOCALLBACK = Option<unsafe extern "system" fn(param0: *mut DDVIDEOPORTCAPS, param1: *mut c_void) -> HRESULT>;

Aliased Type

enum LPDDENUMVIDEOCALLBACK {
    None,
    Some(unsafe extern "system" fn(_: *mut DDVIDEOPORTCAPS, _: *mut c_void) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: *mut DDVIDEOPORTCAPS, _: *mut c_void) -> HRESULT)

Some value of type T.