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-rw-r--r--DOCS/man/vo.rst23
1 files changed, 15 insertions, 8 deletions
diff --git a/DOCS/man/vo.rst b/DOCS/man/vo.rst
index 948a89ad16..7da0d2efff 100644
--- a/DOCS/man/vo.rst
+++ b/DOCS/man/vo.rst
@@ -317,21 +317,28 @@ Available video output drivers are:
This filter supports antiringing (see ``scale-antiring``).
``mitchell``
- Mitchell-Netravali. The ``b`` and ``c`` parameters can be set with
- ``scale-param1`` and ``scale-param2``. Both are set to 1/3 by default.
- This filter is very good at downscaling (see ``scale-down``).
+ Mitchell-Netravali. The ``B`` and ``C`` parameters can be set with
+ ``scale-param1`` and ``scale-param2``. This filter is very good at
+ downscaling (see ``scale-down``).
There are some more filters, but most are not as useful. For a complete
list, pass ``help`` as value, e.g.::
mpv --vo=opengl:scale=help
- ``scale-param1=<value>``
- Set filter parameters. Ignored if the filter is not tunable. These are
- unset by default, and use the filter specific default if applicable.
+ ``scale-param1=<value>``, ``scale-param2=<value>``
+ Set filter parameters. Ignored if the filter is not tunable.
+ Currently, this affects the following filter parameters:
- ``scale-param2=<value>``
- See ``scale-param1``.
+ ``kaiser``
+ Window parameter (``alpha``). Defaults to 6.33.
+
+ ``mitchell``
+ Spline parameters (``B`` and ``C``). Defaults to 1/3 for both.
+
+ ``gaussian``
+ Scale parameter (``t``). Increasing this makes the result blurrier.
+ Defaults to 1.
``scale-radius=<r>``
Set radius for filters listed below, must be a float number between 1.0