---
doc/ffmpeg.texi | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi
index a38ef834e1..801c083705 100644
--- a/doc/ffmpeg.texi
+++ b/doc/ffmpeg.texi
@@ -229,12 +229,16 @@ successive integers starting at zero. These indices
should then be used to refer
to loopback decoders in complex filtergraph link labels, as described in the
documentation for @option{-filter_complex}.
+Decoding AVOptions can be passed to loopback decoders by placing them before
+@code{-dec}, analogously to input/output options.
+
E.g. the following example:
@example
ffmpeg -i INPUT \
-map 0:v:0 -c:v libx264 -crf 45 -f null - \
- -dec 0:0 -filter_complex '[0:v][dec:0]hstack[stack]' \
+ -threads 3 -dec 0:0 \
+ -filter_complex '[0:v][dec:0]hstack[stack]' \
-map '[stack]' -c:v ffv1 OUTPUT
@end example
@@ -244,11 +248,13 @@ reads an input video and
(line 2) encodes it with @code{libx264} at low quality;
@item
-(line 3) decodes this encoded stream and places it side by side with the
-original input video;
+(line 3) decodes this encoded stream using 3 threads;
@item
-(line 4) combined video is then losslessly encoded and written into
+(line 4) places decoded video side by side with the original input video;
+
+@item
+(line 5) combined video is then losslessly encoded and written into
@file{OUTPUT}.
@end itemize
--
2.43.0
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