[FFmpeg-cvslog] doc/filters: change subtitles example to hint at correct color syntax

[Gyan Doshi]

ffmpeg | branch: master | Gyan Doshi <ffmpeg at gyani.pro> | Sat Jun  9 12:54:24 2018 +0530| [7b80df677aa85c7d5cba457de915eac6108ec4e8] | committer: Gyan Doshi

doc/filters: change subtitles example to hint at correct color syntax

libass changed their color syntax in 2015 to TBGR

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7b80df677aa85c7d5cba457de915eac6108ec4e8
---

 doc/filters.texi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index 256ab42b00..de4b61cb40 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -15285,10 +15285,10 @@ To render the second subtitles stream from that file, use:
 subtitles=video.mkv:si=1
 @end example
 
-To make the subtitles stream from @file{sub.srt} appear in transparent green
+To make the subtitles stream from @file{sub.srt} appear in 80% transparent blue
 @code{DejaVu Serif}, use:
 @example
-subtitles=sub.srt:force_style='FontName=DejaVu Serif,PrimaryColour=&HAA00FF00'
+subtitles=sub.srt:force_style='FontName=DejaVu Serif,PrimaryColour=&HCCFF0000'
 @end example
 
 @section super2xsai