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Document av_gcd().

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Originally committed as revision 20935 to svn://svn.ffmpeg.org/ffmpeg/trunk
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Michael Niedermayer 2009-12-27 12:20:06 +00:00
parent a69be798dc
commit 03703cb3d1
1 changed files with 5 additions and 0 deletions
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5
libavutil/mathematics.h
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@ -56,6 +56,11 @@ enum AVRounding {
AV_ROUND_NEAR_INF = 5, ///< Round to nearest and halfway cases away from zero. AV_ROUND_NEAR_INF = 5, ///< Round to nearest and halfway cases away from zero.
}; };
/**
* Returns the greatest common divisor of a and b.
* If either a or b are 0 or either or both are <0 then behavior is
* undefined.
*/
int64_t av_const av_gcd(int64_t a, int64_t b); int64_t av_const av_gcd(int64_t a, int64_t b);
/** /**