Function get_refcount

libavutil/refstruct.c:70–75

} RefCount;

static RefCount *get_refcount(void *obj)
{
    RefCount *ref = (RefCount*)((char*)obj - REFCOUNT_OFFSET);
    ff_assert(ref->cookie == REFSTRUCT_COOKIE);
    return ref;
}

static const RefCount *cget_refcount(const void *obj)
{