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-rw-r--r--doc/filters.texi20
1 files changed, 19 insertions, 1 deletions
diff --git a/doc/filters.texi b/doc/filters.texi
index 6b7ee89ac3..152afb3bb7 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -3878,9 +3878,27 @@ overlay input width and height
same as @var{overlay_w} and @var{overlay_h}
@end table
+@item format
+Set the format for the output video.
+
+It accepts the following values:
+@table @samp
+@item yuv420
+force YUV420 output
+
+@item yuv444
+force YUV444 output
+
@item rgb
+force RGB output
+@end table
+
+Default value is @samp{yuv420}.
+
+@item rgb @emph{(deprecated)}
If set to 1, force the filter to accept inputs in the RGB
-color space. Default value is 0.
+color space. Default value is 0. This option is deprecated, use
+@option{format} instead.
@item shortest
If set to 1, force the output to terminate when the shortest input