Mengye Lv 9f353e376b avutil/common: Fix underflow for ROUNDED_DIV with unsigned integer ...

When used ROUNDED_DIV(a,b), if a is unsigned integer zero, it's
will lead to an underflow issue(it called unsigned integer
wrapping).

Fixes #8062

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Mengye Lv <mengyelv@tencent.com>
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>

2019-10-06 17:28:29 +08:00

16 KiB

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