---
name: "if2"
section: "1"
platform: "linux"
package: "ctsim"
version: "6.0.2-6+b5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/if2"
---

# if2(1)

binary operations between two image (IF) files.

## NAME

if2 - binary operations between two image (IF) files.

## SYNOPSIS

**if2 infile1 infile2 outfile \[OPTIONS\]**

## DESCRIPTION

*if2*  performs binary functions on two input IF image files.

## OPTIONS

*if2* accepts the following options:

- **--add**

  Add infile1 and infile2.

- **--sub**

  Subtract infile2 from infile1.

- **--mul**

  Multiply images.

- **--comp**

  Compare images.

- **--column-plot *n***

  Plot column.

- **--row-plot *n***

  Plot row.

- **--verbose**

  Verbose mode.

- **--version**

  Print version.

- **--help**

  Print terse help summary

## AUTHORS

Kevin Rosenberg, M.D. \<kevin@ctsim.org\>

## HISTORY

CTSim was begun in 1983 using MS-DOS and an EGA display adapter. In 1999 it was ported to GNU/Linux and later ported to Microsoft Windows.

## SEE ALSO

[**ctsim**(1)](/ctsim/1.md) [**ctsimtext**(1)](/ctsimtext/1.md) [**if1**(1)](/if1/1.md) [**ifexport**(1)](/ifexport/1.md) [**ifinfo**(1)](/ifinfo/1.md) [**linogram**(1)](/linogram/1.md) [**phm2helix**(1)](/phm2helix/1.md) [**phm2if**(1)](/phm2if/1.md) [**phm2pj**(1)](/phm2pj/1.md) [**pj2if**(1)](/pj2if/1.md) [**pjHinterp**(1)](/pjHinterp/1.md) [**pjinfo**(1)](/pjinfo/1.md) [**pjrec**(1)](/pjrec/1.md)