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Linshizhi
ffmpeg.wasm-core
Commits
cb7c11cc
Commit
cb7c11cc
authored
May 27, 2011
by
Martin Storsjö
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avoptions: Add an av_opt_flag_is_set function for inspecting flag fields
Signed-off-by:
Martin Storsjö
<
martin@martin.st
>
parent
0558e266
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4 changed files
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24 additions
and
1 deletion
+24
-1
APIchanges
doc/APIchanges
+3
-0
avutil.h
libavutil/avutil.h
+1
-1
opt.c
libavutil/opt.c
+10
-0
opt.h
libavutil/opt.h
+10
-0
No files found.
doc/APIchanges
View file @
cb7c11cc
...
@@ -13,6 +13,9 @@ libavutil: 2011-04-18
...
@@ -13,6 +13,9 @@ libavutil: 2011-04-18
API changes, most recent first:
API changes, most recent first:
2011-06-xx - xxxxxxx - lavu 51.6.0 - opt.h
Add av_opt_flag_is_set().
2011-06-xx - xxxxxxx - lavu 51.5.0 - AVMetadata
2011-06-xx - xxxxxxx - lavu 51.5.0 - AVMetadata
Move AVMetadata from lavf to lavu and rename it to
Move AVMetadata from lavf to lavu and rename it to
AVDictionary -- new installed header dict.h.
AVDictionary -- new installed header dict.h.
...
...
libavutil/avutil.h
View file @
cb7c11cc
...
@@ -40,7 +40,7 @@
...
@@ -40,7 +40,7 @@
#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
#define LIBAVUTIL_VERSION_MAJOR 51
#define LIBAVUTIL_VERSION_MAJOR 51
#define LIBAVUTIL_VERSION_MINOR
5
#define LIBAVUTIL_VERSION_MINOR
6
#define LIBAVUTIL_VERSION_MICRO 0
#define LIBAVUTIL_VERSION_MICRO 0
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
...
...
libavutil/opt.c
View file @
cb7c11cc
...
@@ -320,6 +320,16 @@ int64_t av_get_int(void *obj, const char *name, const AVOption **o_out)
...
@@ -320,6 +320,16 @@ int64_t av_get_int(void *obj, const char *name, const AVOption **o_out)
return
num
*
intnum
/
den
;
return
num
*
intnum
/
den
;
}
}
int
av_opt_flag_is_set
(
void
*
obj
,
const
char
*
field_name
,
const
char
*
flag_name
)
{
const
AVOption
*
field
=
av_find_opt
(
obj
,
field_name
,
NULL
,
0
,
0
);
const
AVOption
*
flag
=
av_find_opt
(
obj
,
flag_name
,
NULL
,
0
,
0
);
if
(
!
field
||
!
flag
||
flag
->
type
!=
FF_OPT_TYPE_CONST
)
return
0
;
return
av_get_int
(
obj
,
field_name
,
NULL
)
&
(
int
)
flag
->
default_val
.
dbl
;
}
static
void
opt_list
(
void
*
obj
,
void
*
av_log_obj
,
const
char
*
unit
,
static
void
opt_list
(
void
*
obj
,
void
*
av_log_obj
,
const
char
*
unit
,
int
req_flags
,
int
rej_flags
)
int
req_flags
,
int
rej_flags
)
{
{
...
...
libavutil/opt.h
View file @
cb7c11cc
...
@@ -181,4 +181,14 @@ int av_set_options_string(void *ctx, const char *opts,
...
@@ -181,4 +181,14 @@ int av_set_options_string(void *ctx, const char *opts,
*/
*/
void
av_opt_free
(
void
*
obj
);
void
av_opt_free
(
void
*
obj
);
/**
* Check whether a particular flag is set in a flags field.
*
* @param field_name the name of the flag field option
* @param flag_name the name of the flag to check
* @return non-zero if the flag is set, zero if the flag isn't set,
* isn't of the right type, or the flags field doesn't exist.
*/
int
av_opt_flag_is_set
(
void
*
obj
,
const
char
*
field_name
,
const
char
*
flag_name
);
#endif
/* AVUTIL_OPT_H */
#endif
/* AVUTIL_OPT_H */
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