[FFmpeg-cvslog] wtv: calculate ole date correctly (is seconds since 1899-12-30)

[Peter Ross]

ffmpeg | branch: master | Peter Ross <pross at xvid.org> | Sun May  8 20:14:47 2011 +0200| [fddf0521c6aca3eef25695094da6d12cb9af183d] | committer: Michael Niedermayer

wtv: calculate ole date correctly (is seconds since 1899-12-30)

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fddf0521c6aca3eef25695094da6d12cb9af183d
---

 libavformat/wtvdec.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libavformat/wtvdec.c b/libavformat/wtvdec.c
index 19d5b54..640a6f1 100644
--- a/libavformat/wtvdec.c
+++ b/libavformat/wtvdec.c
@@ -402,7 +402,7 @@ static void crazytime_to_iso8601(char *buf, int buf_size, int64_t value)
  */
 static int oledate_to_iso8601(char *buf, int buf_size, int64_t value)
 {
-    time_t t = 631112400LL + 86400*av_int2dbl(value);
+    time_t t = (av_int2dbl(value) - 25569.0) * 86400;
     struct tm result;
     if (!gmtime_r(&t, &result))
         return -1;