[FFmpeg-cvslog] doc/filters: add showwavespic colorize example
Lou Logan
git at videolan.org
Fri Jan 1 02:41:44 CET 2016
ffmpeg | branch: master | Lou Logan <lou at lrcd.com> | Tue Dec 29 10:41:20 2015 -0900| [b47111b6579fbe07b09bb360732b140ad6e870db] | committer: Lou Logan
doc/filters: add showwavespic colorize example
Signed-off-by: Lou Logan <lou at lrcd.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b47111b6579fbe07b09bb360732b140ad6e870db
---
doc/filters.texi | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/doc/filters.texi b/doc/filters.texi
index 8aa3b47..7839daa 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -14836,6 +14836,14 @@ in a 1024x800 picture using @command{ffmpeg}:
@example
ffmpeg -i audio.flac -lavfi showwavespic=split_channels=1:s=1024x800 waveform.png
@end example
+
+ at item
+Colorize the waveform with colorchannelmixer. This example will make
+the waveform a green color approximately RGB(66,217,150). Additional
+channels will be shades of this color.
+ at example
+ffmpeg -i audio.mp3 -filter_complex "showwavespic,colorchannelmixer=rr=66/255:gg=217/255:bb=150/255" waveform.png
+ at end example
@end itemize
@section split, asplit
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