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| author | marha <marha@users.sourceforge.net> | 2014-06-26 09:53:21 +0200 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2014-06-26 09:53:21 +0200 |
| commit | 90137f4c5e30b1c6f9a262e8c853494540dad2d7 (patch) | |
| tree | 7da9d06a291a853f0d17b2ee49a2d31d86a5d757 /freetype/src/base/ftbitmap.c | |
| parent | d47db8d4713de42ccca071c9e8401fc7a213ed49 (diff) | |
| parent | fba3b6d1979c1d1ad0d56d46fc2d787f111c07fb (diff) | |
| download | vcxsrv-90137f4c5e30b1c6f9a262e8c853494540dad2d7.tar.gz vcxsrv-90137f4c5e30b1c6f9a262e8c853494540dad2d7.tar.bz2 vcxsrv-90137f4c5e30b1c6f9a262e8c853494540dad2d7.zip | |
Merge remote-tracking branch 'origin/released'
* origin/released:
Updated to freetype 2.5.3
Diffstat (limited to 'freetype/src/base/ftbitmap.c')
| -rw-r--r-- | freetype/src/base/ftbitmap.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/freetype/src/base/ftbitmap.c b/freetype/src/base/ftbitmap.c index 50ef269bf..3425c368f 100644 --- a/freetype/src/base/ftbitmap.c +++ b/freetype/src/base/ftbitmap.c @@ -4,7 +4,7 @@ /* */ /* FreeType utility functions for bitmaps (body). */ /* */ -/* Copyright 2004-2009, 2011, 2013 by */ +/* Copyright 2004-2009, 2011, 2013, 2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -375,7 +375,7 @@ } - FT_Byte + static FT_Byte ft_gray_for_premultiplied_srgb_bgra( const FT_Byte* bgra ) { FT_Long a = bgra[3]; @@ -385,6 +385,10 @@ FT_Long l; + /* Short-circuit transparent color to avoid div-by-zero. */ + if ( !a ) + return 0; + /* * Luminosity for sRGB is defined using ~0.2126,0.7152,0.0722 * coefficients for RGB channels *on the linear colors*. |