Type Alias AudioUnitGetPropertyInfoProc 

pub type AudioUnitGetPropertyInfoProc = Option<unsafe extern "C-unwind" fn(NonNull<c_void>, AudioUnitPropertyID, AudioUnitScope, AudioUnitElement, *mut u32, *mut u8) -> i32>;

Available on crate feature AUComponent only.

Apple’s documentation

Aliased Type

pub enum AudioUnitGetPropertyInfoProc {
    None,
    Some(unsafe extern "C-unwind" fn(NonNull<c_void>, u32, u32, u32, *mut u32, *mut u8) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(NonNull<c_void>, u32, u32, u32, *mut u32, *mut u8) -> i32)

Some value of type T.