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author | Rodger Combs <rodger.combs@gmail.com> | 2017-02-11 19:19:31 -0600 |
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committer | Rodger Combs <rodger.combs@gmail.com> | 2017-02-14 18:55:03 -0600 |
commit | aa7aa03609fa6ab6f3a51b6f6a8d9e2dfa509ad2 (patch) | |
tree | a486a7f7cc7ca26a1b95a0027115671dce90ae40 | |
parent | 1be7dc0bdcf4ef44786bfc84c6307e6d47530a42 (diff) | |
download | libass-aa7aa03609fa6ab6f3a51b6f6a8d9e2dfa509ad2.tar.bz2 libass-aa7aa03609fa6ab6f3a51b6f6a8d9e2dfa509ad2.tar.xz |
Remove arbitrary bitmap size limit
We're not aware of any specific reason for this number to be used,
and actual potentially-dangerous cases should be handled by the
other limits.
Fixes #260
-rw-r--r-- | libass/ass_bitmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libass/ass_bitmap.c b/libass/ass_bitmap.c index e46ef0a..ff2eac4 100644 --- a/libass/ass_bitmap.c +++ b/libass/ass_bitmap.c @@ -219,7 +219,7 @@ Bitmap *outline_to_bitmap(ASS_Renderer *render_priv, int mask = (1 << render_priv->engine->tile_order) - 1; - if (w < 0 || h < 0 || w > 8000000 / FFMAX(h, 1) || + if (w < 0 || h < 0 || w > INT_MAX - (2 * bord + mask) || h > INT_MAX - (2 * bord + mask)) { ass_msg(render_priv->library, MSGL_WARN, "Glyph bounding box too large: %dx%dpx", w, h); @@ -280,7 +280,7 @@ static Bitmap *outline_to_bitmap_ft(ASS_Renderer *render_priv, bbox.xMin >>= 6; bbox.yMax >>= 6; - if (w < 0 || h < 0 || w > 8000000 / FFMAX(h, 1) || + if (w < 0 || h < 0 || w > INT_MAX - 2 * bord || h > INT_MAX - 2 * bord) { ass_msg(render_priv->library, MSGL_WARN, "Glyph bounding box too large: %dx%dpx", w, h); |