Function flac_sys::FLAC__metadata_iterator_prev

pub unsafe extern "C" fn FLAC__metadata_iterator_prev(
    iterator: *mut FLAC__Metadata_Iterator
) -> FLAC__bool

Moves the iterator backward one metadata block, returning \c false if already at the beginning.

\param iterator A pointer to an existing initialized iterator. \assert \code iterator != NULL \endcode \a iterator has been successfully initialized with FLAC__metadata_iterator_init() \retval FLAC__bool \c false if already at the first metadata block of the chain, else \c true.