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authorOleg Oshmyan <chortos@inbox.lv>2012-12-16 19:02:32 +0200
committerOleg Oshmyan <chortos@inbox.lv>2012-12-28 18:59:06 +0200
commitfb1109b4bdec040dab5cdb00a342557b977e9c12 (patch)
tree3d045fd10cca57a733e9fd3fa3c4b2f34389745f /libass/ass_bitmap.h
parent62275969552280956d6555f89b9a46427868d6ac (diff)
downloadlibass-fb1109b4bdec040dab5cdb00a342557b977e9c12.tar.bz2
libass-fb1109b4bdec040dab5cdb00a342557b977e9c12.tar.xz
Properly render opaque box shadows even when there is no border
Even if the border size is zero, the shadow is supposed to be a copy of a hypothetical border: when border_style is 1, this coincides with the borderless glyph, but when border_style is 3, the shadow must be an opaque box. Opaque box borders are now generated regardless of border size being non-zero, and outline_to_bitmap3 gets a new flag indicating whether it should discard the border (after generating a shadow from it).
Diffstat (limited to 'libass/ass_bitmap.h')
-rw-r--r--libass/ass_bitmap.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/libass/ass_bitmap.h b/libass/ass_bitmap.h
index 2a46aec..53be7af 100644
--- a/libass/ass_bitmap.h
+++ b/libass/ass_bitmap.h
@@ -46,12 +46,13 @@ Bitmap *outline_to_bitmap(ASS_Library *library, FT_Library ftlib,
* \param bm_o out: pointer to the bitmap of outline (border) glyph is returned here
* \param bm_g out: pointer to the bitmap of glyph shadow is returned here
* \param be 1 = produces blurred bitmaps, 0 = normal bitmaps
+ * \param border_visible whether border is visible if border_style is 3
*/
int outline_to_bitmap3(ASS_Library *library, ASS_SynthPriv *priv_blur,
FT_Library ftlib, FT_Outline *outline, FT_Outline *border,
Bitmap **bm_g, Bitmap **bm_o, Bitmap **bm_s,
int be, double blur_radius, FT_Vector shadow_offset,
- int border_style);
+ int border_style, int border_visible);
void ass_free_bitmap(Bitmap *bm);