Module: libav
Branch: master
Commit: 627067118c6674dd944df962d24cf386afcd4326

Author:    Martin Storsjö <[email protected]>
Committer: Martin Storsjö <[email protected]>
Date:      Mon Nov  7 23:20:31 2011 +0200

avutil: Add av_timegm as a public function

This is useful, since the normal timegm function isn't a standard
function (requiring _BSD_SOURCE or _SVID_SOURCE on glibc to
be visible, and not available on e.g. windows). The widely available
function mktime uses the local time zone, which requires ugly
workarounds to handle UTC time.

Signed-off-by: Martin Storsjö <[email protected]>

---

 doc/APIchanges         |    3 +++
 libavutil/avutil.h     |    2 +-
 libavutil/parseutils.c |    4 ++--
 libavutil/parseutils.h |    7 +++++++
 4 files changed, 13 insertions(+), 3 deletions(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index 5ef1fa5..c45aca6 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -13,6 +13,9 @@ libavutil:   2011-04-18
 
 API changes, most recent first:
 
+2011-11-xx - xxxxxxx - lavu 51.16.0
+  Add av_timegm()
+
 2011-11-06 - ba04ecf - lavu 51.14.0
   Add av_strcasecmp() and av_strncasecmp() to avstring.h.
 
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index 4b226e0..436f79b 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -40,7 +40,7 @@
 #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
 
 #define LIBAVUTIL_VERSION_MAJOR 51
-#define LIBAVUTIL_VERSION_MINOR 15
+#define LIBAVUTIL_VERSION_MINOR 16
 #define LIBAVUTIL_VERSION_MICRO  0
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
diff --git a/libavutil/parseutils.c b/libavutil/parseutils.c
index c1647a0..a1d221b 100644
--- a/libavutil/parseutils.c
+++ b/libavutil/parseutils.c
@@ -461,7 +461,7 @@ static const char *small_strptime(const char *p, const char 
*fmt, struct tm *dt)
     }
 }
 
-static time_t mktimegm(struct tm *tm)
+time_t av_timegm(struct tm *tm)
 {
     time_t t;
 
@@ -582,7 +582,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, 
int duration)
     } else {
         dt.tm_isdst = -1;       /* unknown */
         if (is_utc) {
-            t = mktimegm(&dt);
+            t = av_timegm(&dt);
         } else {
             t = mktime(&dt);
         }
diff --git a/libavutil/parseutils.h b/libavutil/parseutils.h
index 0d78b3e..cd913d8 100644
--- a/libavutil/parseutils.h
+++ b/libavutil/parseutils.h
@@ -19,6 +19,8 @@
 #ifndef AVUTIL_PARSEUTILS_H
 #define AVUTIL_PARSEUTILS_H
 
+#include <time.h>
+
 #include "rational.h"
 
 /**
@@ -114,4 +116,9 @@ int av_parse_time(int64_t *timeval, const char *timestr, 
int duration);
  */
 int av_find_info_tag(char *arg, int arg_size, const char *tag1, const char 
*info);
 
+/**
+ * Convert the decomposed UTC time in tm to a time_t value.
+ */
+time_t av_timegm(struct tm *tm);
+
 #endif /* AVUTIL_PARSEUTILS_H */

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