Refine the interval value
int snd_interval_ratnum(struct snd_interval * i, unsigned int rats_count, struct snd_ratnum * rats, unsigned int * nump, unsigned int * denp);
i
interval to refine
rats_count
number of ratnum_t
rats
ratnum_t array
nump
pointer to store the resultant numerator
denp
pointer to store the resultant denominator
Positive if the value is changed, zero if it's not changed, or a negative error code.