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filter_kernels: rename ginseng to ewa_ginseng

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This is done mainly for consistency, since all of the EWA filters share
similar properties and it's important to distinguish them for
documentation purposes.
This commit is contained in:
Niklas Haas 2015-02-23 17:42:49 +01:00
parent c2c96f9b10
commit 99dfd3368d
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2 changed files with 3 additions and 3 deletions
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2
DOCS/man/vo.rst
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@ -337,7 +337,7 @@ Available video output drivers are:
Set radius for filters listed below, must be a float number between 1.0
and 16.0. Defaults to be 3.0 if not specified.
``sinc``, ``lanczos``, ``ewa_lanczos``, ``ginseng``, ``blackman``, ``gaussian``
``sinc``, ``lanczos``, ``ewa_lanczos``, ``ewa_ginseng``, ``blackman``, ``gaussian``
Note that depending on filter implementation details and video scaling
ratio, the radius that actually being used might be different

4
video/out/filter_kernels.c
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@ -294,7 +294,7 @@ static double lanczos(kernel *k, double x)
return radius * sin(pix) * sin(pix / radius) / (pix * pix);
}
static double ginseng(kernel *k, double x)
static double ewa_ginseng(kernel *k, double x)
{
double radius = k->radius;
if (fabs(x) >= radius)
@ -352,7 +352,7 @@ const struct filter_kernel mp_filter_kernels[] = {
{"sinc", -1, sinc},
{"ewa_lanczos", -1, ewa_lanczos, .polar = true},
{"ewa_hanning", -1, ewa_hanning, .polar = true},
{"ginseng", -1, ginseng, .polar = true},
{"ewa_ginseng", -1, ewa_ginseng, .polar = true},
{"lanczos", -1, lanczos},
{"blackman", -1, blackman},
{0}