feat: Remove pre_aa

Use the one in vs-jetpack

Author: Vodes

vodesfunc/aa.py

@@ -2,47 +2,10 @@
 from typing import Sequence, Union
 from vsaa import Antialiaser, Eedi3
 from vskernels import Bicubic, Kernel, KernelT, Lanczos, Scaler, ScalerT
-from vsrgtools import unsharp_masked
-from vstools import FrameRangesN, KwargsT, mod2, vs, core, get_w, join, plane, scale_mask
+from vstools import FrameRangesN, KwargsT, mod2, vs, get_w, scale_mask
 
-from .scale import mod_padding
 
-__all__ = ["pre_aa", "cope_aa", "CopeMode"]
-
-
-def pre_aa(clip: vs.VideoNode, radius: int = 1, strength: float = 100, opencl: bool = True, **nnedi3_args) -> vs.VideoNode:
-    """
-    A prefilter to use in conjunction with an AA function.
-    The idea is to fix the luminance uniformity on lineart and make AAing more effective.
-
-    :param radius:      Radius used for the unsharp function
-    :param strength:    Strength used for the unsharp function
-    :param opencl:      Use nnedi3cl instead of znedi3
-    :param nnedi3_args: Additional args passed to the respective nnedi function
-
-    :return:            Processed clip
-    """
-    args = {"qual": 2, "nsize": 0, "nns": 4, "pscrn": 1}
-    args.update(**nnedi3_args)
-    clip_y = plane(clip, 0)
-
-    if opencl:
-        (left, right, top, bottom) = mod_padding(clip_y, 2, 2)
-        width = clip.width + left + right
-        height = clip.height + top + bottom
-        clip_y = clip_y.resize.Point(width, height, src_left=-left, src_top=-top, src_width=width, src_height=height)
-
-    for i in range(2):
-        bob = clip_y.nnedi3cl.NNEDI3CL(field=3, **nnedi3_args) if opencl else clip_y.znedi3.nnedi3(field=3, **nnedi3_args)
-        sharp = unsharp_masked(clip_y, radius, strength)
-        limit = core.std.Expr([sharp, clip_y, bob[::2], bob[1::2]], "x y z a max max min y z a min min max")
-        clip_y = limit.std.Transpose()
-
-    if opencl:
-        clip_y = clip_y.std.Crop(left, right, top, bottom)
-        clip_y = clip_y.std.CopyFrameProps(clip)
-
-    return clip_y if clip.format.color_family == vs.GRAY else join(clip_y, clip)
+__all__ = ["cope_aa", "CopeMode"]
 
 
 class CopeMode(IntEnum):