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Project: HRIS-ISD - half reverse interpolate scale.
Base project: ISD - image scale duplicate.
Date: 20150105
Autor: zvezdochiot <zvezdochiot@users.sourceforge.net>

ISD - image duplicate (scale x2, x4, x8, ...).

Depends:

octave, imagemagick, bash

Description:

B~alfa(A) # B>A
A=beta(B) # A<B

C=alfa(A)
D=beta(C)
E=A-D
F=A+E
B=alfa(F)


USAGE:

1) WORKDIR:

$ ls -1
isd1d.m
isd2ddiv.m
isd2dhr.m
isd2d.m
isdfile2ddiv.m
isdfile2dhr.m
isdfile2dhrq.m
isdfile2d.m
README.txt

2) Image duplicate:

$ octave

octave:1> isdfile2dhr("s01.png",1)
warning: your version of GraphicsMagick limits images to 8 bits per pixel
ans = s01.png.isd.1.hr.png

octave:2> isdfile2dhr("s01.png",2)
ans = s01.png.isd.2.hr.png

octave:3> isdfile2dhr("s01.png",3)
ans = s01.png.isd.3.hr.png

octave:4> isdfile2dhr("s01.png",4)
ans = s01.png.isd.4.hr.png

octave:5> quit

3) RESULT:

$ ls -1 *.png
s01.png
s01.png.isd.1.hr.png
s01.png.isd.2.hr.png
s01.png.isd.3.hr.png
s01.png.isd.4.hr.png
Source: README.txt, updated 2015-01-05