GradFun2DBmod

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Abstract
Author LaTo
Version v1.5 - Update 2009/12/30
Download GradFun2DBmod
Category Debanding
License
Discussion Doom9 Thread


Abstract

An advanced debanding script based on GradFun2DB.


Description

Some of these informations may be outdated and/or incomplete, check the Doom9 Thread for up-to-date version !!!


Requirements

  • AviSynth 2.5.8 or later
  • Progressive input only
  • Supported color formats: YV12


Required Plugins:


GradFun2DBmod( clip input, float "thr", float "thrC", int "mode", float "str", float "strC", int "temp", int "adapt", string "custom", bool "mask", int "radius", int "range", bool "show", int "screenW", int "screenH" )


DITHER

thr [default: 1.2]
------------------
GradFun2DB "thr" parameter
thrC [default: thr]
-------------------
GradFun2DB "thrC" parameter
mode [default: 2]
-----------------
Mode for the addition of 16 pixels around the image
0 = Off                             [same as GradFun2DB]
1 = AddBorders  (speed:+ quality:-) [same as GradFunk]
2 = PointResize (speed:+ quality:+)
3 = Flip/Stack  (speed:- quality:+) [same as GradFunkMirror]


GRAIN

str [default: 0.8]
------------------
AddGrainC "var" parameter
strC [default: 0.0]
-------------------
AddGrainC "uvar" parameter
temp [default: 50]
------------------
Strength for temporal stabilization
-1  = off
0   = nervous grain
..
100 = calm grain
adapt [default: 64]
-------------------
Threshold for luma-adaptative grain
-1  = off
0   = source
..
255 = invert
custom [default: "empty"]
-------------------------
Use your own grain generator instead of AddGrain
(temp & adapt parameters are on, set -1 to turn off)


MASK

mask [default: true]
--------------------
Use adaptative deband mask 
(dither/grain is only applied to areas with banding's susceptibility)
radius [default: 2]
-------------------
Radius for the mask (1 is the fastest, 2-3 are slower)
range [default: 2]
------------------
Range used in the mask (1-3 are good value)


DEBUG

show [default: false]
---------------------
Show debug clip & informations
screenW [default: 1280]
-----------------------
Screen horizontal resolution (for show clip)
screenH [default: 1024]
-----------------------
Screen vertical resolution (for show clip)





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