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author | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2011-03-27 23:02:24 +0200 |
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committer | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2011-03-28 22:50:09 +0200 |
commit | 681ba7229e8cb0106e7d641be4f6fb0cf6a9fba8 (patch) | |
tree | 85d7ba1e5fbf9a93ba4687d8baca67f0c1727415 /doc | |
parent | cdf7cbd6c887f15527bb89245153c9819b7ea87e (diff) | |
download | ffmpeg-681ba7229e8cb0106e7d641be4f6fb0cf6a9fba8.tar.gz |
documentation: sort filter descriptions in filters.texi
Change position of the fade filter description, put it between
drawtext and fifo descriptions.
Diffstat (limited to 'doc')
-rw-r--r-- | doc/filters.texi | 66 |
1 files changed, 33 insertions, 33 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 1b38910145..92b348e10b 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -353,39 +353,6 @@ drawbox drawbox=10:20:200:60:red@@0.5" @end example -@section fade - -Apply fade-in/out effect to input video. - -It accepts the parameters: -@var{type}:@var{start_frame}:@var{nb_frames} - -@var{type} specifies if the effect type, can be either "in" for -fade-in, or "out" for a fade-out effect. - -@var{start_frame} specifies the number of the start frame for starting -to apply the fade effect. - -@var{nb_frames} specifies the number of frames for which the fade -effect has to last. At the end of the fade-in effect the output video -will have the same intensity as the input video, at the end of the -fade-out transition the output video will be completely black. - -A few usage examples follow, usable too as test scenarios. -@example -# fade in first 30 frames of video -fade=in:0:30 - -# fade out last 45 frames of a 200-frame video -fade=out:155:45 - -# fade in first 25 frames and fade out last 25 frames of a 1000-frame video -fade=in:0:25, fade=out:975:25 - -# make first 5 frames black, then fade in from frame 5-24 -fade=in:5:20 -@end example - @section drawtext Draw text string or text from specified file on top of video using the @@ -500,6 +467,39 @@ within the parameter list. For more information about libfreetype, check: @url{http://www.freetype.org/}. +@section fade + +Apply fade-in/out effect to input video. + +It accepts the parameters: +@var{type}:@var{start_frame}:@var{nb_frames} + +@var{type} specifies if the effect type, can be either "in" for +fade-in, or "out" for a fade-out effect. + +@var{start_frame} specifies the number of the start frame for starting +to apply the fade effect. + +@var{nb_frames} specifies the number of frames for which the fade +effect has to last. At the end of the fade-in effect the output video +will have the same intensity as the input video, at the end of the +fade-out transition the output video will be completely black. + +A few usage examples follow, usable too as test scenarios. +@example +# fade in first 30 frames of video +fade=in:0:30 + +# fade out last 45 frames of a 200-frame video +fade=out:155:45 + +# fade in first 25 frames and fade out last 25 frames of a 1000-frame video +fade=in:0:25, fade=out:975:25 + +# make first 5 frames black, then fade in from frame 5-24 +fade=in:5:20 +@end example + @section fifo Buffer input images and send them when they are requested. |