diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst index a255760a7e..13db0e9c08 100644 --- a/DOCS/man/options.rst +++ b/DOCS/man/options.rst @@ -5299,8 +5299,8 @@ them. (This filter is an alias for ``jinc``-windowed ``jinc``) ``ewa_lanczossharp`` - A slightly sharpened version of ewa_lanczos. This is the default when - using the ``high-quality`` profile. + A slightly sharpened version of ``ewa_lanczos``. This is the default + when using the ``high-quality`` profile. ``ewa_lanczos4sharpest`` Very sharp scaler, but also slightly slower than ``ewa_lanczossharp``. @@ -5309,8 +5309,10 @@ them. built-in anti-ringing, so no extra action needs to be taken. ``mitchell`` - Mitchell-Netravali. The ``B`` and ``C`` parameters can be set with - ``--scale-param1`` and ``--scale-param2``. + Mitchell-Netravali. Piecewise cubic filter with a support of radius 2.0. + Provides a balanced compromise of all scaling artifacts. This filter has + both ``B`` and ``C`` set to ``1/3``. The ``B`` and ``C`` parameters can + be controlled with ``--scale-param1`` and ``--scale-param2``. ``hermite`` Hermite spline. Similar to ``bicubic`` but with ``B`` set to ``0.0``. @@ -5319,10 +5321,9 @@ them. default for ``--dscale``. ``catmull_rom`` - Catmull-Rom. A Cubic filter in the same vein as ``mitchell``, where - the ``B`` and ``C`` parameters are ``0.0`` and ``0.5`` respectively. - This filter is sharper than ``mitchell``, but it results in more - ringing. + Catmull-Rom spline. Similar to ``mitchell``, but with ``B`` and ``C`` + set to ``0.0`` and ``0.5`` respectively. This filter is sharper than + ``mitchell``, but prone to ringing. ``oversample`` A version of nearest neighbour that (naively) oversamples pixels, so