avfilter/vf_nnedi: fix time base for large denominators

4 years ago · 03a8d9c7fd
parent ca94d52f2e
commit 03a8d9c7fd
1 changed files with 1 additions and 2 deletions
--- 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;