[FFmpeg-cvslog] doc/filters/drawtext: simplify example, use clip() eval function
Stefano Sabatini
git at videolan.org
Thu Jul 17 13:27:12 CEST 2014
ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Thu Jul 17 12:44:36 2014 +0200| [3babbf3bf4c672624d992622cb94856c2ed95bfb] | committer: Stefano Sabatini
doc/filters/drawtext: simplify example, use clip() eval function
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3babbf3bf4c672624d992622cb94856c2ed95bfb
---
doc/filters.texi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/doc/filters.texi b/doc/filters.texi
index 54d6549..8cde277 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -4032,7 +4032,7 @@ DS=1.0 # display start
DE=10.0 # display end
FID=1.5 # fade in duration
FOD=5 # fade out duration
-ffplay -f lavfi "color,drawtext=text=TEST:fontsize=50:fontfile=FreeSerif.ttf:fontcolor_expr=ff0000%@{eif\\\\: max(0\\, min(255\\, 255*(1*between(t\\, $DS + $FID\\, $DE - $FOD) + ((t - $DS)/$FID)*between(t\\, $DS\\, $DS + $FID) + (-(t - $DE)/$FOD)*between(t\\, $DE - $FOD\\, $DE) ) )) \\\\: x\\\\: 2 @}"
+ffplay -f lavfi "color,drawtext=text=TEST:fontsize=50:fontfile=FreeSerif.ttf:fontcolor_expr=ff0000%@{eif\\\\: clip(255*(1*between(t\\, $DS + $FID\\, $DE - $FOD) + ((t - $DS)/$FID)*between(t\\, $DS\\, $DS + $FID) + (-(t - $DE)/$FOD)*between(t\\, $DE - $FOD\\, $DE) )\\, 0\\, 255) \\\\: x\\\\: 2 @}"
@end example
@end itemize
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