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avutil/rational: Check that av_reduce() returns values within the requested max

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer 2014-12-29 15:52:34 +01:00
parent db0a52d611
commit 827af24230
1 changed files with 1 additions and 0 deletions
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libavutil/rational.c
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@ -69,6 +69,7 @@ int av_reduce(int *dst_num, int *dst_den,
den = next_den;
}
av_assert2(av_gcd(a1.num, a1.den) <= 1U);
av_assert2(a1.num <= max && a1.den <= max);
*dst_num = sign ? -a1.num : a1.num;
*dst_den = a1.den;