#include "random_seed.h"
#include "parseutils.h"
+#undef time
+
+#ifdef TEST
+
+#define av_get_random_seed av_get_random_seed_deterministic
+static uint32_t av_get_random_seed_deterministic(void);
+
+#define time(t) 1331972053
+
+#endif
+
int av_parse_ratio(AVRational *q, const char *str, int max,
int log_offset, void *log_ctx)
{
if (!strncmp(alpha_string, "0x", 2)) {
alpha = strtoul(alpha_string, &tail, 16);
} else {
- alpha = 255 * strtod(alpha_string, &tail);
+ double norm_alpha = strtod(alpha_string, &tail);
+ if (norm_alpha < 0.0 || norm_alpha > 1.0)
+ alpha = 256;
+ else
+ alpha = 255 * norm_alpha;
}
if (tail == alpha_string || *tail || alpha > 255) {
int av_parse_time(int64_t *timeval, const char *timestr, int duration)
{
- const char *p;
+ const char *p, *q;
int64_t t;
+ time_t now;
struct tm dt = { 0 };
+ int today = 0, negative = 0, microseconds = 0;
int i;
static const char * const date_fmt[] = {
"%Y-%m-%d",
"%H:%M:%S",
"%H%M%S",
};
- const char *q;
- int is_utc, len;
- char lastch;
- int negative = 0;
-
-#undef time
- time_t now = time(0);
-
- len = strlen(timestr);
- if (len > 0)
- lastch = timestr[len - 1];
- else
- lastch = '\0';
- is_utc = (lastch == 'z' || lastch == 'Z');
p = timestr;
q = NULL;
+ *timeval = INT64_MIN;
if (!duration) {
- if (!av_strncasecmp(timestr, "now", len)) {
+ now = time(0);
+
+ if (!av_strcasecmp(timestr, "now")) {
*timeval = (int64_t) now * 1000000;
return 0;
}
/* parse the year-month-day part */
for (i = 0; i < FF_ARRAY_ELEMS(date_fmt); i++) {
q = small_strptime(p, date_fmt[i], &dt);
- if (q) {
+ if (q)
break;
- }
}
/* if the year-month-day part is missing, then take the
* current year-month-day time */
if (!q) {
- if (is_utc) {
- dt = *gmtime(&now);
- } else {
- dt = *localtime(&now);
- }
- dt.tm_hour = dt.tm_min = dt.tm_sec = 0;
- } else {
- p = q;
+ today = 1;
+ q = p;
}
+ p = q;
if (*p == 'T' || *p == 't' || *p == ' ')
p++;
/* parse the hour-minute-second part */
for (i = 0; i < FF_ARRAY_ELEMS(time_fmt); i++) {
q = small_strptime(p, time_fmt[i], &dt);
- if (q) {
+ if (q)
break;
- }
}
} else {
/* parse timestr as a duration */
if (!q) {
/* parse timestr as S+ */
dt.tm_sec = strtol(p, (void *)&q, 10);
- if (q == p) {
- /* the parsing didn't succeed */
- *timeval = INT64_MIN;
+ if (q == p) /* the parsing didn't succeed */
return AVERROR(EINVAL);
- }
dt.tm_min = 0;
dt.tm_hour = 0;
}
}
/* Now we have all the fields that we can get */
- if (!q) {
- *timeval = INT64_MIN;
+ if (!q)
return AVERROR(EINVAL);
+
+ /* parse the .m... part */
+ if (*q == '.') {
+ int n;
+ q++;
+ for (n = 100000; n >= 1; n /= 10, q++) {
+ if (!isdigit(*q))
+ break;
+ microseconds += n * (*q - '0');
+ }
}
if (duration) {
t = dt.tm_hour * 3600 + dt.tm_min * 60 + dt.tm_sec;
} else {
- dt.tm_isdst = -1; /* unknown */
- if (is_utc) {
- t = av_timegm(&dt);
- } else {
- t = mktime(&dt);
+ int is_utc = *q == 'Z' || *q == 'z';
+ q += is_utc;
+ if (today) { /* fill in today's date */
+ struct tm dt2 = is_utc ? *gmtime(&now) : *localtime(&now);
+ dt2.tm_hour = dt.tm_hour;
+ dt2.tm_min = dt.tm_min;
+ dt2.tm_sec = dt.tm_sec;
+ dt = dt2;
}
+ t = is_utc ? av_timegm(&dt) : mktime(&dt);
}
- t *= 1000000;
+ /* Check that we are at the end of the string */
+ if (*q)
+ return AVERROR(EINVAL);
- /* parse the .m... part */
- if (*q == '.') {
- int val, n;
- q++;
- for (val = 0, n = 100000; n >= 1; n /= 10, q++) {
- if (!isdigit(*q))
- break;
- val += n * (*q - '0');
- }
- t += val;
- }
+ t *= 1000000;
+ t += microseconds;
*timeval = negative ? -t : t;
return 0;
}
#ifdef TEST
+static uint32_t random = MKTAG('L','A','V','U');
+
+static uint32_t av_get_random_seed_deterministic(void)
+{
+ return random = random * 1664525 + 1013904223;
+}
+
#undef printf
int main(void)
for (i = 0; i < FF_ARRAY_ELEMS(rates); i++) {
int ret;
AVRational q = (AVRational){0, 0};
- ret = av_parse_video_rate(&q, rates[i]),
- printf("'%s' -> %d/%d ret:%d\n",
- rates[i], q.num, q.den, ret);
+ ret = av_parse_video_rate(&q, rates[i]);
+ printf("'%s' -> %d/%d%s\n",
+ rates[i], q.num, q.den, ret ? " error" : "");
}
}
}
}
+ printf("\nTesting av_parse_time()\n");
+ {
+ int i;
+ int64_t tv;
+ time_t tvi;
+ struct tm *tm;
+ static char tzstr[] = "TZ=CET-1";
+ const char *time_string[] = {
+ "now",
+ "12:35:46",
+ "2000-12-20 0:02:47.5z",
+ "2000-12-20T010247.6",
+ };
+ const char *duration_string[] = {
+ "2:34:56.79",
+ "-1:23:45.67",
+ "42.1729",
+ "-1729.42",
+ "12:34",
+ };
+
+ av_log_set_level(AV_LOG_DEBUG);
+ putenv(tzstr);
+ printf("(now is 2012-03-17 09:14:13 +0100, local time is UTC+1)\n");
+ for (i = 0; i < FF_ARRAY_ELEMS(time_string); i++) {
+ printf("%-24s -> ", time_string[i]);
+ if (av_parse_time(&tv, time_string[i], 0)) {
+ printf("error\n");
+ } else {
+ tvi = tv / 1000000;
+ tm = gmtime(&tvi);
+ printf("%14"PRIi64".%06d = %04d-%02d-%02dT%02d:%02d:%02dZ\n",
+ tv / 1000000, (int)(tv % 1000000),
+ tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
+ tm->tm_hour, tm->tm_min, tm->tm_sec);
+ }
+ }
+ for (i = 0; i < FF_ARRAY_ELEMS(duration_string); i++) {
+ printf("%-24s -> ", duration_string[i]);
+ if (av_parse_time(&tv, duration_string[i], 1)) {
+ printf("error\n");
+ } else {
+ printf("%+21"PRIi64"\n", tv);
+ }
+ }
+ }
+
return 0;
}