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-rw-r--r--libass/ass_parse.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/libass/ass_parse.c b/libass/ass_parse.c
index c572955..b8c2547 100644
--- a/libass/ass_parse.c
+++ b/libass/ass_parse.c
@@ -730,8 +730,11 @@ char *parse_tag(ASS_Renderer *render_priv, char *p, double pwr)
} else
reset_render_context(render_priv, NULL);
} else if (mystrcmp(&p, "be")) {
- int val;
- if (mystrtoi(&p, &val)) {
+ double dval;
+ if (mystrtod(&p, &dval)) {
+ int val;
+ // VSFilter always adds +0.5, even if the value is negative
+ val = (int) (render_priv->state.be * (1 - pwr) + dval * pwr + 0.5);
// Clamp to a safe upper limit, since high values need excessive CPU
val = (val < 0) ? 0 : val;
val = (val > MAX_BE) ? MAX_BE : val;