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filter_kernels: add haasnsoft

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This is a peculiar filter I stumbled upon while playing around with
windows, it removes aliasing almost completely while not ringing at all.
The downside is that it's quite blurry, but at high resolutions it's not
so noticeable.
This commit is contained in:
Niklas Haas 2015-03-27 07:22:36 +01:00
parent 1984e31706
commit 6bd673c1d2
1 changed files with 4 additions and 0 deletions
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4
video/out/filter_kernels.c
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@ -358,6 +358,10 @@ const struct filter_kernel mp_filter_kernels[] = {
// disappear completely. Blur determined by trial and error.
{{"ewa_lanczossoft", 3.2383154841662362, jinc, .blur = 1.015},
.polar = true, .window = "jinc"},
// Very soft (blurred) hanning-windowed jinc; removes almost all aliasing.
// Blur paramater picked to match orthogonal and diagonal contributions
{{"haasnsoft", 3.2383154841662362, jinc, .blur = 1.11}, .polar = true,
.window = "hanning"},
// Cubic filters
{{"bicubic", 2, bicubic}},
{{"bcspline", 2, cubic_bc, .params = {0.5, 0.5} }},