AudioFormatGetPropertyInfo

objc2_audio_toolbox

Function AudioFormatGetPropertyInfo 

Source 
pub unsafe extern "C-unwind" fn AudioFormatGetPropertyInfo(
    in_property_id: AudioFormatPropertyID,
    in_specifier_size: u32,
    in_specifier: *const c_void,
    out_property_data_size: NonNull<u32>,
) -> i32
Available on crate feature AudioFormat only.
Expand description

Retrieve information about the given property

Parameter inPropertyID: an AudioFormatPropertyID constant.

Parameter inSpecifierSize: The size of the specifier data.

Parameter inSpecifier: A specifier is a buffer of data used as an input argument to some of the properties.

Parameter outPropertyDataSize: The size in bytes of the current value of the property. In order to get the property value, you will need a buffer of this size.

Returns: returns noErr if successful.

ยงSafety

  • in_specifier must be a valid pointer or null.
  • out_property_data_size must be a valid pointer.