Function ffmpeg_dev::sys::ff_match_2uint16

pub unsafe extern "C" fn ff_match_2uint16(
    tab: *const [c_ushort; 2], 
    size: c_int, 
    a: c_int, 
    b: c_int
) -> c_int

Return the index into tab at which {a,b} match elements {[0],[1]} of tab. If there is no such matching pair then size is returned.