diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-01-23 16:22:33 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-01-26 18:37:12 +0100 |
| commit | 5dd95670808915b391348624d3f9860e021a81a2 (patch) | |
| tree | 59a9b3b24fb59fbc79fd29334645fa9089ecc164 /libavutil | |
| parent | 3c700c82cbee49d1f40b6a7063f4b084ae3ee747 (diff) | |
avutil/common: Add FFABSU() for a signed -> unsigned ABS
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavutil')
| -rw-r--r-- | libavutil/common.h | 8 | ||||
| -rw-r--r-- | libavutil/version.h | 4 |
2 files changed, 10 insertions, 2 deletions
diff --git a/libavutil/common.h b/libavutil/common.h index b9fbcc4d60..a60a558b1d 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -81,6 +81,14 @@ #define FFNABS(a) ((a) <= 0 ? (a) : (-(a))) /** + * Unsigned Absolute value. + * This takes the absolute value of a signed int and returns it as a unsigned. + * This also works with INT_MIN which would otherwise not be representable + * As with many macros, this evaluates its argument twice. + */ +#define FFABSU(a) ((a) <= 0 ? -(unsigned)(a) : (unsigned)(a)) + +/** * Comparator. * For two numerical expressions x and y, gives 1 if x > y, -1 if x < y, and 0 * if x == y. This is useful for instance in a qsort comparator callback. diff --git a/libavutil/version.h b/libavutil/version.h index bb8d60bef5..21136e6cb7 100644 --- a/libavutil/version.h +++ b/libavutil/version.h @@ -79,8 +79,8 @@ */ #define LIBAVUTIL_VERSION_MAJOR 56 -#define LIBAVUTIL_VERSION_MINOR 63 -#define LIBAVUTIL_VERSION_MICRO 101 +#define LIBAVUTIL_VERSION_MINOR 64 +#define LIBAVUTIL_VERSION_MICRO 100 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \ LIBAVUTIL_VERSION_MINOR, \ |