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submodule
ffmpeg
Commits
c28e7af7
Commit
c28e7af7
authored
Jan 17, 2012
by
Stefano Sabatini
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lavu: add timestamp.h header with convenience timestamp utilities
parent
71d6b468
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4 changed files
with
82 additions
and
2 deletions
+82
-2
APIchanges
doc/APIchanges
+4
-0
Makefile
libavutil/Makefile
+1
-0
avutil.h
libavutil/avutil.h
+2
-2
timestamp.h
libavutil/timestamp.h
+75
-0
No files found.
doc/APIchanges
View file @
c28e7af7
...
...
@@ -13,6 +13,10 @@ libavutil: 2011-04-18
API changes, most recent first:
2012-02-09 - xxxxxxx - lavu 51.39.100
Add a new installed header libavutil/timestamp.h with timestamp
utilities.
2012-02-06 - xxxxxxx - lavu 51.38.100
Add av_parse_ratio() function to parseutils.h.
...
...
libavutil/Makefile
View file @
c28e7af7
...
...
@@ -38,6 +38,7 @@ HEADERS = adler32.h \
samplefmt.h
\
sha.h
\
timecode.h
\
timestamp.h
\
BUILT_HEADERS
=
avconfig.h
...
...
libavutil/avutil.h
View file @
c28e7af7
...
...
@@ -154,8 +154,8 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 51
#define LIBAVUTIL_VERSION_MINOR 3
8
#define LIBAVUTIL_VERSION_MICRO 10
1
#define LIBAVUTIL_VERSION_MINOR 3
9
#define LIBAVUTIL_VERSION_MICRO 10
0
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \
...
...
libavutil/timestamp.h
0 → 100644
View file @
c28e7af7
/*
* 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 2.1 of the License, or (at your option) any later version.
*
* 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* timestamp utils, mostly useful for debugging/logging purposes
*/
#ifndef AVUTIL_TIMESTAMP_H
#define AVUTIL_TIMESTAMP_H
#include "common.h"
#define AV_TS_MAX_STRING_SIZE 32
#define AV_TS_MAX_STRING_SIZE 32
/**
* Fill the provided buffer with a string containing a timestamp
* representation.
*
* @param buf a buffer with size in bytes of at least AV_TS_MAX_STRING_SIZE
* @param ts the timestamp to represent
* @return the buffer in input
*/
static
inline
char
*
av_ts_make_string
(
char
*
buf
,
int64_t
ts
)
{
if
(
ts
==
AV_NOPTS_VALUE
)
snprintf
(
buf
,
AV_TS_MAX_STRING_SIZE
,
"NOPTS"
);
else
snprintf
(
buf
,
AV_TS_MAX_STRING_SIZE
,
"%"
PRId64
""
,
ts
);
return
buf
;
}
/**
* Convenience macro, the return value should be used only directly in
* function arguments but never stand-alone.
*/
#define av_ts2str(ts) av_ts_make_string((char[AV_TS_MAX_STRING_SIZE]){0}, ts)
/**
* Fill the provided buffer with a string containing a timestamp time
* representation.
*
* @param buf a buffer with size in bytes of at least AV_TS_MAX_STRING_SIZE
* @param ts the timestamp to represent
* @param tb the timebase of the timestamp
* @return the buffer in input
*/
static
inline
char
*
av_ts_make_time_string
(
char
*
buf
,
int64_t
ts
,
AVRational
*
tb
)
{
if
(
ts
==
AV_NOPTS_VALUE
)
snprintf
(
buf
,
AV_TS_MAX_STRING_SIZE
,
"NOPTS"
);
else
snprintf
(
buf
,
AV_TS_MAX_STRING_SIZE
,
"%.6g"
,
av_q2d
(
*
tb
)
*
ts
);
return
buf
;
}
/**
* Convenience macro, the return value should be used only directly in
* function arguments but never stand-alone.
*/
#define av_ts2timestr(ts, tb) av_ts_make_time_string((char[AV_TS_MAX_STRING_SIZE]){0}, ts, tb)
#endif
/* AVUTIL_TIMESTAMP_H */
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