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-rw-r--r--libavutil/rational.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libavutil/rational.c b/libavutil/rational.c
index 1a833ebec1..0fb855a46d 100644
--- a/libavutil/rational.c
+++ b/libavutil/rational.c
@@ -148,7 +148,7 @@ int av_find_nearest_q_idx(AVRational q, const AVRational* q_list)
#ifdef TEST
int main(void)
{
- AVRational a,b;
+ AVRational a,b,r;
for (a.num = -2; a.num <= 2; a.num++) {
for (a.den = -2; a.den <= 2; a.den++) {
for (b.num = -2; b.num <= 2; b.num++) {
@@ -162,6 +162,9 @@ int main(void)
if (c != d)
av_log(0, AV_LOG_ERROR, "%d/%d %d/%d, %d %f\n", a.num,
a.den, b.num, b.den, c,d);
+ r = av_sub_q(av_add_q(b,a), b);
+ if(b.den && (r.num*a.den != a.num*r.den || !r.num != !a.num || !r.den != !a.den))
+ av_log(0, AV_LOG_ERROR, "%d/%d ", r.num, r.den);
}
}
}