The filter implements the 'legacy' version from a superseded recommendation.
---
doc/filters.texi | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/doc/filters.texi b/doc/filters.texi
index 47e92b9269..25574cd55c 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -21593,9 +21593,11 @@ ffmpeg -i input1.mkv -i input2.mkv -filter_complex
"[0:v][1:v] signature=nb_inpu
@anchor{siti}
@section siti
-Calculate Spatial Info (SI) and Temporal Info (TI) scores for a video, as
defined
-in ITU-T P.910: Subjective video quality assessment methods for multimedia
-applications. Available PDF at
@url{https://www.itu.int/rec/T-REC-P.910-199909-S/en }.
+Calculate Spatial Information (SI) and Temporal Information (TI) scores for a
video,
+as defined in ITU-T Rec. P.910 (11/21): Subjective video quality assessment
methods
+for multimedia applications. Available PDF at
@url{https://www.itu.int/rec/T-REC-P.910-202111-S/en}.
+Note that this is a legacy implementation that corresponds to a superseded
recommendation.
+Refer to ITU-T Rec. P.910 (07/22) for the latest version.
It accepts the following option:
--
2.39.2
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