HistogramAdjust

Abstract
Author	V.C.Mohan
Version	17 Oct 2017
Download	modPlus.7z
Category	External filters
License	GPLv2
Discussion	HistogramAdjust plugin

Description

This function adjusts the histogram of a frame by either equalizing it or by matching with histogram of another image, or with given histogram table of values. Full Description

Requirements

• AviSynth+ r2347 or greater
• Source video: Progressive

Syntax and Parameters

HistogramAdjust(clip, int type, clip mclip, int mf, int limit, int rgb )

clip   =

Input clip.

  int =

Luma value % of maximum.

  clip =

% age of population or cumulative population at this luma value

type  int = 1

Type of process

mclip  clip = dummy clip

Clip in which image for matching is available.

0  w =

Frame number on clip for matching.

limit  int = 100

Limit on % of change in value from original for tweaking allowed.

rgb  int = 1

Percentage of deviation from original value of luma to be allowed.

Examples

TweakHist() 
TweakHist(c,type=2,mclip=mm,mf=26)
TweakHist(c,15,2, 30,12, 50, 33, 90, 12,150,35,200,10, type=3,limit=50)
TweakHist(20,1,150,100,255,110, type=4,limit = 70) 

RGB input. Repeated for each color

TweakHist(limit = 70,rgb = 0)
TweakHist(limit = 70,rgb = 1)
TweakHist(limit = 50, rgb = 2)

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