On 4/2/2019 9:49 PM, Sam John via ffmpeg-devel wrote:
> ---
> doc/encoders.texi | 46 ++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 46 insertions(+)
>
> diff --git a/doc/encoders.texi b/doc/encoders.texi
> index 94337d009c..a669ac3739 100644
> --- a/doc/encoders.texi
> +++ b/doc/encoders.texi
> @@ -1434,6 +1434,12 @@ value is 1, which will be slow and high quality.
> Enable use of alternate reference frames. Defaults to the internal
> default of the library.
>
> +@item arnr-max-frames
> +Set altref noise reduction max frame count.
> +
> +@item arnr-strength
> +Set altref noise reduction filter strength.
> +
> @item lag-in-frames
> Set the maximum number of frames which the encoder may keep in flight
> at any one time for lookahead purposes. Defaults to the internal
> @@ -1466,6 +1472,33 @@ buffer falls below this percentage, frames will be
> dropped until it
> has refilled above the threshold. Defaults to zero (no frames are
> dropped).
>
> +@item denoise-noise-level
> +Amount of noise to be removed for grain synthesis. Grain synthesis is
> disabled if
> +it is not set or set to 0.
> +
> +@item denoise-block-size
> +Block size used for denoising for grain synthesis. If not set, AV1 codec
> +uses the default value of 32.
> +
> +@item undershoot-pct
> +Set datarate undershoot (min) percentage of the target bitrate.
> +
> +@item overshoot-pct
> +Set datarate overshoot (max) percentage of the target bitrate.
> +
> +@item maxrate (@emph{maxsection-pct})
> +Set GOP max bitrate in bits/s. Note @command{libaom-av1}'s option
> maxsection-pct is
> +specified as a percentage of the target bitrate. If maxsection-pct is not
> set, the
> +libaomenc wrapper computes it as follows: @code{(maxrate * 100 / bitrate)}.
> +
> +@item minrate (@emph{minsection-pct})
> +Set GOP min bitrate in bits/s. Note @command{libaom-av1}'s option
> minsection-pct is
> +specified as a percentage of the target bitrate. If minsection-pct is not
> set, the
> +libaomenc wrapper computes it as follows: @code{(minrate * 100 / bitrate)}.
> +
> +@item frame-parallel @var{boolean}
> +Enable frame parallel decodability features. The default value is true.
> +
> @item tiles
> Set the number of tiles to encode the input video with, as columns x
> rows. Larger numbers allow greater parallelism in both encoding and
> @@ -1480,6 +1513,19 @@ Provided for compatibility with libvpx/VP9.
> @item row-mt (Requires libaom >= 1.0.0-759-g90a15f4f2)
> Enable row based multi-threading. Disabled by default.
>
> +@item enable-cdef @var{boolean}
> +Flag to enable or disable Constrianed Directional Enhancement Filter. The
> libaom-av1
> +encoder enables CDEF by default.
> +
> +@item enable-global-motion @var{boolean}
> +Flag to enable or disable the use of global motion for block prediction.
> +The default value is true.
> +
> +@item enable-intrabc @var{boolean}
> +Flag to enable or disable block copy mode for intra block prediction. This
> mode is
> +useful for screen content. The default value is true.
Maybe "The libaom-av1 encoder enables global-motion/intrabc by default"
like you did for cdef. For all three the default value is -1, meaning up
to the library.
> +
> +
> @end table
>
> @section libkvazaar
>
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