|author||Niklas Haas <email@example.com>||2016-10-26 16:32:57 +0200|
|committer||wm4 <wm4@nowhere>||2016-11-01 16:25:40 +0100|
filter_kernels: add ability to taper kernels/windows
This allows us to define the tukey window (and other tapered windows). Also add a missing option definition for `wblur` while we're at it, to make testing out window-related stuff easier.
Diffstat (limited to 'DOCS')
1 files changed, 13 insertions, 6 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst
index 45c0bca2f1..3fd3b62d85 100644
@@ -3874,12 +3874,19 @@ The following video options are currently all specific to ``--vo=opengl`` and
never interpolate, thus behaving as if the regular nearest neighbour
algorithm was used. Defaults to 0.0.
- Kernel scaling factor (also known as a blur factor). Decreasing this makes
- the result sharper, increasing it makes it blurrier (default 0). If set to
- 0, the kernel's preferred blur factor is used. Note that setting this too
- low (eg. 0.5) leads to bad results. It's generally recommended to stick to
- values between 0.8 and 1.2.
+ Kernel/window scaling factor (also known as a blur factor). Decreasing this
+ makes the result sharper, increasing it makes it blurrier (default 0). If
+ set to 0, the kernel's preferred blur factor is used. Note that setting
+ this too low (eg. 0.5) leads to bad results. It's generally recommended to
+ stick to values between 0.8 and 1.2.
+ Kernel/window taper factor. Increasing this flattens the filter function.
+ Value range is 0 to 1. A value of 0 (the default) means no flattening, a
+ value of 1 makes the filter completely flat (equivalent to a box function).
+ Values in between mean that some portion will be flat and the actual filter
+ function will be squeezed into the space in between.
Set radius for tunable filters, must be a float number between 0.5 and