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-rw-r--r--doc/filters.texi14
1 files changed, 8 insertions, 6 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 64335930ca..56299771a5 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -2534,19 +2534,21 @@ Force field for the output video frame.
The @code{setfield} filter marks the interlace type field for the
output frames. It does not change the input frame, but only sets the
corresponding property, which affects how the frame is treated by
-followig filters (e.g. @code{fieldorder} or @code{yadif}).
+following filters (e.g. @code{fieldorder} or @code{yadif}).
-It accepts a parameter representing an integer or a string, which can
-assume the following values:
+It accepts a string parameter, which can assume the following values:
@table @samp
-@item -1, auto
+@item auto
Keep the same field property.
-@item 0, bff
+@item bff
Mark the frame as bottom-field-first.
-@item 1, tff
+@item tff
Mark the frame as top-field-first.
+
+@item prog
+Mark the frame as progressive.
@end table
@section setpts