Type Alias slDefaultDeviceIDMapChangedCallback 

pub type slDefaultDeviceIDMapChangedCallback = Option<unsafe extern "C" fn(caller: SLAudioIODeviceCapabilitiesItf, pContext: *mut c_void, isOutput: SLboolean, numDevices: SLint32)>;

Aliased Type

pub enum slDefaultDeviceIDMapChangedCallback {
    None,
    Some(unsafe extern "C" fn(*const *const SLAudioIODeviceCapabilitiesItf_, *mut c_void, u32, i32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*const *const SLAudioIODeviceCapabilitiesItf_, *mut c_void, u32, i32))

Some value of type T.