GradFun2DBmod

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Revision as of 23:03, 19 May 2013

Abstract
Author	LaTo
Version	v1.5 - Update 2009/12/30
Download	GradFun2DBmod
Category	Debanding
Requirements	YV12
License
Discussion

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" )

Contents 1 Abstract 2 Description 3 Required Filters 4 Parameters 4.1 DITHER 4.2 GRAIN 4.3 MASK 4.4 DEBUG 5 Links

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Some of these informations may be outdated and/or incomplete, check the Doom9 Thread for up-to-date version !!!

Required Filters

• Masktools (v2.0a36)
• Removegrain (v1.0PR)
• GradFun2db (v1.0)
• AddGrainC(v1.4)

Parameters

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)

Links

Doom9 Thread