* Various simple utilities for ffmpeg system
* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
p = str;
q = val;
while (*q != '\0') {
- if (toupper(*(const unsigned char *)p) != toupper(*(const unsigned char *)q))
+ if (toupper(*(const unsigned char *)p) != toupper(*(const unsigned char *)q))
return 0;
p++;
q++;
* 1 then it is clamped to buf_size - 1.
* NOTE: this function does what strncpy should have done to be
* useful. NEVER use strncpy.
- *
+ *
* @param buf destination buffer
* @param buf_size size of destination buffer
* @param str source string
{
int len;
len = strlen(buf);
- if (len < buf_size)
+ if (len < buf_size)
pstrcpy(buf + len, buf_size - len, s);
return buf;
}
y--;
}
- t = 86400 *
+ t = 86400 *
(d + (153 * m - 457) / 5 + 365 * y + y / 4 - y / 100 + y / 400 - 719469);
t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec;
return t;
}
+#define ISLEAP(y) (((y) % 4 == 0) && (((y) % 100) != 0 || ((y) % 400) == 0))
+#define LEAPS_COUNT(y) ((y)/4 - (y)/100 + (y)/400)
+
+/* this is our own gmtime_r. it differs from its POSIX counterpart in a
+ couple of places, though. */
+struct tm *brktimegm(time_t secs, struct tm *tm)
+{
+ int days, y, ny, m;
+ int md[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+
+ days = secs / 86400;
+ secs %= 86400;
+ tm->tm_hour = secs / 3600;
+ tm->tm_min = (secs % 3600) / 60;
+ tm->tm_sec = secs % 60;
+
+ /* oh well, may be someone some day will invent a formula for this stuff */
+ y = 1970; /* start "guessing" */
+ while (days >= (ISLEAP(y)?366:365)) {
+ ny = (y + days/366);
+ days -= (ny - y) * 365 + LEAPS_COUNT(ny - 1) - LEAPS_COUNT(y - 1);
+ y = ny;
+ }
+ md[1] = ISLEAP(y)?29:28;
+ for (m=0; days >= md[m]; m++)
+ days -= md[m];
+
+ tm->tm_year = y; /* unlike gmtime_r we store complete year here */
+ tm->tm_mon = m+1; /* unlike gmtime_r tm_mon is from 1 to 12 */
+ tm->tm_mday = days+1;
+
+ return tm;
+}
+
/* get a positive number between n_min and n_max, for a maximum length
of len_max. Return -1 if error. */
static int date_get_num(const char **pp,
}
/* small strptime for ffmpeg */
-const char *small_strptime(const char *p, const char *fmt,
+const char *small_strptime(const char *p, const char *fmt,
struct tm *dt)
{
int c, val;