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lavu: add av_scanf_format() and use it on av_sscanf()

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Signed-off-by: Jacob Lifshay <programmerjake@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Jacob Lifshay
2025-07-20 17:54:25 -07:00
committed by Michael Niedermayer
parent a01dc3aa27
commit 157d3b007e
4 changed files with 7 additions and 2 deletions
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3
doc/APIchanges
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@ -2,6 +2,9 @@ The last version increases of all libraries were on 2025-03-28
API changes, most recent first:
2025-07-20 - xxxxxxxxxx - lavu 60.6.100 - attributes.h, avstring.h
Add av_scanf_format() and use it on av_sscanf().
2025-07-18 - xxxxxxxxxx - lavu 60.5.100 - pixfmt.h
Add AV_PIX_FMT_OHCODEC.

2
libavutil/attributes.h
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@ -159,9 +159,11 @@
#if defined(__GNUC__) || defined(__clang__)
# define av_builtin_constant_p __builtin_constant_p
# define av_printf_format(fmtpos, attrpos) __attribute__((__format__(__printf__, fmtpos, attrpos)))
# define av_scanf_format(fmtpos, attrpos) __attribute__((__format__(__scanf__, fmtpos, attrpos)))
#else
# define av_builtin_constant_p(x) 0
# define av_printf_format(fmtpos, attrpos)
# define av_scanf_format(fmtpos, attrpos)
#endif
#if AV_GCC_VERSION_AT_LEAST(2,5) || defined(__clang__)

2
libavutil/avstring.h
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@ -419,7 +419,7 @@ int av_match_list(const char *name, const char *list, char separator);
* See libc sscanf manual for more information.
* Locale-independent sscanf implementation.
*/
int av_sscanf(const char *string, const char *format, ...);
int av_sscanf(const char *string, const char *format, ...) av_scanf_format(2, 3);
/**
* @}

2
libavutil/version.h
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@ -79,7 +79,7 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 60
#define LIBAVUTIL_VERSION_MINOR 5
#define LIBAVUTIL_VERSION_MINOR 6
#define LIBAVUTIL_VERSION_MICRO 100
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \