From aa6eeb29cb397cb0de05b65b3d0303045fde6fe5 Mon Sep 17 00:00:00 2001 From: Tobias Rapp Date: Wed, 17 May 2023 11:43:47 +0200 Subject: doc/ffmpeg: Extend documentation for sws_flags option Clarify that -sws_flags are only applied to simple filtergraphs as a default, not complex filtergraphs. Add a reference to the scaler options. --- doc/ffmpeg.texi | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi index a12700e2f3..c0fa90f381 100644 --- a/doc/ffmpeg.texi +++ b/doc/ffmpeg.texi @@ -1023,7 +1023,12 @@ If @var{pix_fmt} is a single @code{+}, ffmpeg selects the same pixel format as the input (or graph output) and automatic conversions are disabled. @item -sws_flags @var{flags} (@emph{input/output}) -Set SwScaler flags. +Set default flags for the libswscale library. These flags are used by +automatically inserted @code{scale} filters and those within simple +filtergraphs, if not overridden within the filtergraph definition. + +See the @ref{scaler_options,,ffmpeg-scaler manual,ffmpeg-scaler} for a list +of scaler options. @item -rc_override[:@var{stream_specifier}] @var{override} (@emph{output,per-stream}) Rate control override for specific intervals, formatted as "int,int,int" -- cgit v1.2.1