From 03a8d9c7fdf814bb551b608ca959968629a21ecb Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Fri, 16 Jul 2021 09:09:13 +0200
Subject: avfilter/vf_nnedi: fix time base for large denominators

---
 libavfilter/vf_nnedi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'libavfilter/vf_nnedi.c')

diff --git a/libavfilter/vf_nnedi.c b/libavfilter/vf_nnedi.c
index 6096e88812..95b736afc1 100644
--- a/libavfilter/vf_nnedi.c
+++ b/libavfilter/vf_nnedi.c
@@ -168,8 +168,7 @@ static int config_output(AVFilterLink *outlink)
 {
     AVFilterContext *ctx = outlink->src;
 
-    outlink->time_base.num = ctx->inputs[0]->time_base.num;
-    outlink->time_base.den = ctx->inputs[0]->time_base.den * 2;
+    outlink->time_base     = av_mul_q(ctx->inputs[0]->time_base, (AVRational){1, 2});
     outlink->w             = ctx->inputs[0]->w;
     outlink->h             = ctx->inputs[0]->h;
 
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