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doc/filter: fix grammar in tiltandshift filter

This commit is contained in:
Gyan Doshi 2024-07-02 10:44:48 +05:30
parent 61e851381f
commit 03175b587c
1 changed files with 4 additions and 4 deletions
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doc/filters.texi
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@ -23546,13 +23546,13 @@ tile=3x2:nb_frames=5:padding=7:margin=2
@end itemize
@section tiltandshift
Apply tilt-and-shift effet.
Apply tilt-and-shift effect.
What happens when you invert time and space?
Normally a video is composed of several frames that represent a different
instant of time and shows a scene that evolves in the space captured by the
frame. This filter is the antipode of that concept, taking inspiration by
frame. This filter is the antipode of that concept, taking inspiration from
tilt and shift photography.
A filtered frame contains the whole timeline of events composing the sequence,
@ -23591,7 +23591,7 @@ How many columns should be inserted before end of filtering.
@end table
Normally the filter shifts and tils from the very first frame, and stops when
Normally the filter shifts and tilts from the very first frame, and stops when
the last one is received. However, before filtering starts, normal video may
be preseved, so that the effect is slowly shifted in its place. Similarly,
the last video frame may be reconstructed at the end. Alternatively it is
@ -23599,7 +23599,7 @@ possible to just start and end with black.
@table @samp
@item none
Filtering is starts immediately and ends when the last frame is received.
Filtering starts immediately and ends when the last frame is received.
@item frame
The first frames or the very last frame are kept intact during processing.