/**
+ get the duration of source object, in frames
+
+ \param s source object, created with ::new_aubio_source_apple_audio
+ \return number of frames in file
+
+*/
+uint_t aubio_source_apple_audio_get_duration(const aubio_source_apple_audio_t * s);
+
+/**
+
seek source object
\param s source object, created with ::new_aubio_source