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authorGrigori Goronzy <greg@blackbox>2009-06-27 14:26:15 +0200
committerGrigori Goronzy <greg@blackbox>2009-06-27 14:26:15 +0200
commitc58cd622ea2d2ab54fd56533c57d9995802f7bfd (patch)
tree65be9dc5b6f23e2cf9253bada126103b66e4b332
parente7cd364193d9c724c5b269cc85ddba66f2a2a099 (diff)
downloadlibass-c58cd622ea2d2ab54fd56533c57d9995802f7bfd.tar.bz2
libass-c58cd622ea2d2ab54fd56533c57d9995802f7bfd.tar.xz
Make \fax and \fay animatable.
-rw-r--r--libass/ass_render.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libass/ass_render.c b/libass/ass_render.c
index 9e1c008..afea67d 100644
--- a/libass/ass_render.c
+++ b/libass/ass_render.c
@@ -929,13 +929,15 @@ static char *parse_tag(ass_renderer_t *render_priv, char *p, double pwr)
} else if (mystrcmp(&p, "fax")) {
double val;
if (mystrtod(&p, &val))
- render_priv->state.fax = val;
+ render_priv->state.fax =
+ val * pwr + render_priv->state.fax * (1 - pwr);
else
render_priv->state.fax = 0.;
} else if (mystrcmp(&p, "fay")) {
double val;
if (mystrtod(&p, &val))
- render_priv->state.fay = val;
+ render_priv->state.fay =
+ val * pwr + render_priv->state.fay * (1 - pwr);
else
render_priv->state.fay = 0.;
} else if (mystrcmp(&p, "iclip")) {