Type Alias AUInputSamplesInOutputCallback 

pub type AUInputSamplesInOutputCallback = Option<unsafe extern "C-unwind" fn(NonNull<c_void>, NonNull<AudioTimeStamp>, f64, f64)>;

Available on crate features AUComponent and objc2-core-audio-types only.

This is the prototype for a function callback Proc that is registered with an audio unit to notify the caller of for the user of a varispeed or AUTimePitch audio unit where it is not clear what input sample is represented in the rendered output samples.

Parameter inRefCon: The client data that is provided with the add property listener registration

Parameter inOutputTimeStamp: The time stamp that corresponds to the first sample of audio data produced in AudioUnitRender (its output data)

Parameter inInputSample: The sample number of the input that is represented in the first sample of that output time stamp

Parameter inNumberInputSamples: The number of input samples that are represented in an output buffer

See also Apple’s documentation

Aliased Type

pub enum AUInputSamplesInOutputCallback {
    None,
    Some(unsafe extern "C-unwind" fn(NonNull<c_void>, NonNull<AudioTimeStamp>, f64, f64)),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(NonNull<c_void>, NonNull<AudioTimeStamp>, f64, f64))

Some value of type T.