ffmpeg | branch: master | Anton Khirnov <an...@khirnov.net> | Thu Mar 14 11:11:11 2024 +0100| [56320880f7df58583c18ff722fe252871294aa60] | committer: Anton Khirnov
doc/ffmpeg: mention how to pass options to loopback decoders > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=56320880f7df58583c18ff722fe252871294aa60 --- 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) places decoded video side by side with the original input video; @item -(line 4) combined video is then losslessly encoded and written into +(line 5) combined video is then losslessly encoded and written into @file{OUTPUT}. @end itemize _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".