Function vorbisfile_sys::ov_read_filter

pub unsafe extern "C" fn ov_read_filter(
    vf: *mut OggVorbis_File, 
    buffer: *mut c_char, 
    length: c_int, 
    bigendianp: c_int, 
    word: c_int, 
    sgned: c_int, 
    bitstream: *mut c_int, 
    filter: extern "C" fn(_: *mut *mut c_float, _: c_long, _: c_long, _: *mut c_void), 
    filter_param: *mut c_void
) -> c_long