static uint32_t parse_peak(const uint8_t *peak)

{

    int64_t val = 0;

    int64_t scale = 1;



    if (!peak)

        return 0;



    peak += strspn(peak, " \t");



    if (peak[0] == '1' && peak[1] == '.')

        return UINT32_MAX;

    else if (!(peak[0] == '0' && peak[1] == '.'))

        return 0;



    peak += 2;



    while (av_isdigit(*peak)) {

        int digit = *peak - '0';



        if (scale > INT64_MAX / 10)

            break;



        val    = 10 * val + digit;

        scale *= 10;



        peak++;

    }



    return av_rescale(val, UINT32_MAX, scale);

}
