Animations: allow equal start and end time

Do not set the end time of the animation to the end time of the event
in case end time and start time specified in a \t tag are equal.
This should sort out a problem introduced by commit 1f176b.

diff --git a/libass/ass_render.c b/libass/ass_render.c
index f86c73e95634d179e444fc8deacbaad0744699e9..f2c137d4ecc1e33894b5fa54eef6bacb978b098c 100644 (file)
--- a/libass/ass_render.c
+++ b/libass/ass_render.c
@@ -1572,11 +1572,11 @@ static char *parse_tag(ass_renderer_t *render_priv, char *p, double pwr)
         }
         if (cnt == 3) {
             v1 = v[0];
-            v2 = (v[1] <= v1) ? render_priv->state.event->Duration : v[1];
+            v2 = (v[1] < v1) ? render_priv->state.event->Duration : v[1];
             v3 = v[2];
         } else if (cnt == 2) {
             v1 = v[0];
-            v2 = (v[1] <= v1) ? render_priv->state.event->Duration : v[1];
+            v2 = (v[1] < v1) ? render_priv->state.event->Duration : v[1];
             v3 = 1.;
         } else if (cnt == 1) {
             v1 = 0;