Image Data and Display

For Class Consistency

Quiz #2 Topics

PBMPLUS FORMAT and xv

PBMPLUS Image Data Types

Two PBMPLUS Representations

Displaying Images

Portable Bit Map (PBM)

Let us digress –
The vi Problem

Problem #1 Solution

Problem #1 Solution

Problem #1 Solution

Problem #1 Solution

Yet another vi Digression

Viewing current vi settings

Saving vi Preferences

A vi Command to Always Remember

The Super-smart Solution

Let’s Create another image

Portable Bit Map (PBM)

Portable Bit Map (PBM)

Portable Bit Map (PBM)

How to Add a PBMPLUS Header to an Image File

Put a header on signature.dat and display in xv

Put a header on signature.dat and display in xv

Put a header on signature.dat and display in xv

Portable Bit Map (PBM)

Portable Grey Map (PGM)

Portable Grey Map (PGM)

Portable Grey Map (PGM)

Portable Grey Map (PGM)

Portable Pixel Map (PPM)

Portable Pixel Map (PPM)

Portable Pixel Map (PPM)

PPM QUESTION

Conversion of Raw Files to PBMPLUS Format

Usage Note About PBMPLUS Commands

Converting PNM Image File
to Another Format

Rudimentary Image Processing Using the PBMPLUS Utilities

Rudimentary Image Processing Using the PBMPLUS Utilities

PBMPLUS File Information

PBMPLUS Histogram Utilities

Cutting out regions of interest

Pasting or Arranging Images

You have a bunch of images...

Color Bands
Combination and Extraction

Spatial Operations

Greyscale/Color Operations

Really Useful Stuff

Screen Capture through xv

Getting Hardcopy Output

Getting Hardcopy Output

Check Your Postscript File Before Sending to the Printer

Note Well

Getting Encapsulated Postscript File (EPS)

Slide 56