[FFmpeg-cvslog] avfilter/vf_subtitles: Add () to protect the argument of the AA() macro

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Feb 19 01:51:54 2015 +0100| [9d88be68733be940651d0ee16df257f73d43023d] | committer: Michael Niedermayer

avfilter/vf_subtitles: Add () to protect the argument of the AA() macro

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9d88be68733be940651d0ee16df257f73d43023d
---

 libavfilter/vf_subtitles.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_subtitles.c b/libavfilter/vf_subtitles.c
index f7fc1a6..90416b5 100644
--- a/libavfilter/vf_subtitles.c
+++ b/libavfilter/vf_subtitles.c
@@ -153,7 +153,7 @@ static int config_input(AVFilterLink *inlink)
 #define AR(c)  ( (c)>>24)
 #define AG(c)  (((c)>>16)&0xFF)
 #define AB(c)  (((c)>>8) &0xFF)
-#define AA(c)  ((0xFF-c) &0xFF)
+#define AA(c)  ((0xFF-(c)) &0xFF)
 
 static void overlay_ass_image(AssContext *ass, AVFrame *picref,
                               const ASS_Image *image)