From 11a2d05b3fa977ea9437725531a4875b735c977e Mon Sep 17 00:00:00 2001 From: Mark Thompson Date: Thu, 30 Jul 2020 22:32:00 +0100 Subject: libsvtav1: Fix the documentation to match the actual options --- doc/encoders.texi | 48 ++++++++++++++++++++++++++++++++++++------------ 1 file changed, 36 insertions(+), 12 deletions(-) (limited to 'doc') diff --git a/doc/encoders.texi b/doc/encoders.texi index af7d2ba983..2f5457fb26 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -1687,7 +1687,7 @@ Enable smooth interintra mode. Default is true. @end table -@section libsvt-av1 +@section libsvtav1 SVT-AV1 encoder wrapper. @@ -1697,31 +1697,55 @@ You need to explicitly configure the build with @code{--enable-libsvtav1}. @subsection Options @table @option +@item profile +Set the encoding profile. + +@item level +Set the operating point level. + +@item tier +Set the operating point tier. + +@item rc +Set the rate control mode to use. + +Possible modes: +@table @option +@item cqp +Constant quantizer: use fixed values of qindex (dependent on the frame type) +throughout the stream. This mode is the default. + +@item vbr +Variable bitrate: use a target bitrate for the whole stream. + +@item cvbr +Constrained variable bitrate: use a target bitrate for each GOP. +@end table + @item qmax -Sets the maximum quantizer to use when using bitrate mode. +Set the maximum quantizer to use when using a bitrate mode. @item qmin -Sets the minimum quantizer to use when using bitrate mode. +Set the minimum quantizer to use when using a bitrate mode. @item qp -Uses quantizer mode to encode at the given quantizer (0-63). +Set the quantizer used in cqp rate control mode (0-63). -@item hielevel +@item sc_detection Enable scene change detection. @item la_depth Set number of frames to look ahead (0-120). @item preset -Set encoding preset. +Set the quality-speed tradeoff, in the range 0 to 8. Higher values are +faster but lower quality. Defaults to 8 (highest speed). -@item tier - -@item tile-rows -Selects how many rows of tiles to encode with (0-6). +@item tile_rows +Set log2 of the number of rows of tiles to use (0-6). -@item tile-columns -Selects how many columns of tiles to encode with (0-4). +@item tile_columns +Set log2 of the number of columns of tiles to use (0-4). @end table -- cgit v1.2.3