ffmpeg | branch: master | Paul B Mahol <[email protected]> | Fri Nov 27 14:27:06 2020 +0100| [1f754620079eda0577e0376b20229a130a66b93c] | committer: Paul B Mahol
doc/filters: add acrossover examples > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1f754620079eda0577e0376b20229a130a66b93c --- doc/filters.texi | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/doc/filters.texi b/doc/filters.texi index d594f6394a..b27eefb082 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -541,6 +541,29 @@ Set filter order. Availabe values are: Default is @var{4th}. @end table +@subsection Examples + +@itemize +@item +Split input audio stream into two bands (low and high) with split frequency of 1500 Hz, +each band will be in separate stream: +@example +ffmpeg -i in.flac -filter_complex 'acrossover=split=1500[LOW][HIGH]' -map '[LOW]' low.wav -map '[HIGH]' high.wav +@end example + +@item +Same as above, but with higher filter order: +@example +ffmpeg -i in.flac -filter_complex 'acrossover=split=1500:order=4th[LOW][HIGH]' -map '[LOW]' low.wav -map '[HIGH]' high.wav +@end example + +@item +Same as above, but also with additional middle band (frequencies between 1500 and 8000): +@example +ffmpeg -i in.flac -filter_complex 'acrossover=split=1500 8000:order=4th[LOW][MID][HIGH]' -map '[LOW]' low.wav -map '[MID]' mid.wav -map '[HIGH]' high.wav +@end example +@end itemize + @section acrusher Reduce audio bit resolution. _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
