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.
This commit is contained in:
Tobias Rapp 2023-05-17 11:43:47 +02:00
parent d4c48ee7f3
commit aa6eeb29cb
1 changed files with 6 additions and 1 deletions

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@ -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"