Function parse_factor

libavcodec/eval.c:301–313

}

static AVExpr * parse_factor(Parser *p){
    int sign, sign2;
    AVExpr * e = parse_pow(p, &sign);
    while(p->s[0]=='^'){
        p->s++;
        e= new_eval_expr(e_pow, 1, e, parse_pow(p, &sign2));
        if (!e)
            return NULL;
        if (e->param[1]) e->param[1]->value *= (sign2|1);
    }
    if (e) e->value *= (sign|1);
    return e;
}

static AVExpr * parse_term(Parser *p){
    AVExpr * e = parse_factor(p);