Function av_parse_time

libavutil/parseutils.c:592–754

}

int av_parse_time(int64_t *timeval, const char *timestr, int duration)
{
    const char *p, *q;
    int64_t t, now64;
    time_t now;
    struct tm dt = { 0 }, tmbuf;
    int today = 0, negative = 0, microseconds = 0, suffix = 1000000;
    int i;
    static const char * const date_fmt[] = {
        "%Y - %m - %d",
        "%Y%m%d",
    };
    static const char * const time_fmt[] = {
        "%H:%M:%S",
        "%H%M%S",
    };
    static const char * const tz_fmt[] = {
        "%H:%M",
        "%H%M",
        "%H",
    };

    p = timestr;
    q = NULL;
    *timeval = INT64_MIN;
    if (!duration) {
        now64 = av_gettime();
        now = now64 / 1000000;

        if (!av_strcasecmp(timestr, "now")) {
            *timeval = now64;
            return 0;
        }

        /* parse the year-month-day part */
        for (i = 0; i < FF_ARRAY_ELEMS(date_fmt); i++) {
            q = av_small_strptime(p, date_fmt[i], &dt);
            if (q)
                break;
        }

        /* if the year-month-day part is missing, then take the
         * current year-month-day time */
        if (!q) {
            today = 1;
            q = p;
        }
        p = q;

        if (*p == 'T' || *p == 't')
            p++;
        else
            while (av_isspace(*p))
                p++;

        /* parse the hour-minute-second part */
        for (i = 0; i < FF_ARRAY_ELEMS(time_fmt); i++) {
            q = av_small_strptime(p, time_fmt[i], &dt);