lavfi/vignette: fix scale with aspects smaller than one.

12 years ago · cf6f179044
parent 826b3a75cd
commit cf6f179044
1 changed files with 1 additions and 1 deletions
--- a/libavfilter/vf_vignette.c
+++ b/libavfilter/vf_vignette.c
@ -285,7 +285,7 @@ static int config_props(AVFilterLink *inlink)
        s->yscale = 1;
        s->dmax = hypot(inlink->w / 2., s->yscale * inlink->h / 2.);
    } else {
-        s->yscale = av_q2d(sar);
+        s->yscale = av_q2d(av_inv_q(sar));
        s->xscale = 1;
        s->dmax = hypot(s->xscale * inlink->w / 2., inlink->h / 2.);
    }