diff options
Diffstat (limited to 'libass/ass_render.c')
| -rw-r--r-- | libass/ass_render.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libass/ass_render.c b/libass/ass_render.c index cff7736b..62462746 100644 --- a/libass/ass_render.c +++ b/libass/ass_render.c @@ -1438,8 +1438,12 @@ get_bitmap_glyph(ASS_Renderer *render_priv, GlyphInfo *info, w *= STROKER_PRECISION / POSITION_PRECISION; frexp(w * (FFMAX(mxx, myx) + mzx * rz), &k->scale_ord_x); frexp(w * (FFMAX(mxy, myy) + mzy * rz), &k->scale_ord_y); - k->border.x = lrint(ldexp(bord_x, k->scale_ord_x) / STROKER_PRECISION); - k->border.y = lrint(ldexp(bord_y, k->scale_ord_y) / STROKER_PRECISION); + bord_x = ldexp(bord_x, k->scale_ord_x); + bord_y = ldexp(bord_y, k->scale_ord_y); + if (!(bord_x < OUTLINE_MAX && bord_y < OUTLINE_MAX)) + return; + k->border.x = lrint(bord_x / STROKER_PRECISION); + k->border.y = lrint(bord_y / STROKER_PRECISION); if (!k->border.x && !k->border.y) { ass_cache_inc_ref(info->bm); info->bm_o = info->bm; |