2011

Table Of Contents
File extensionDescription and versionType
.ig4Image Systems Group 4IG4
.igsImage Systems Gray ScaleIGS
8- or 16-bit satellite imageryIKONOS
.jpgJPEG File Interchange FormatJFIF
.jpgJoint Photographics Expert GroupJPEG and JPEG
2000
Multispectral image format used by the
Landsat 7 satellite
LANDSAT FAST
L7A
National Imaging Transmission Format
(a multiframe image format commonly
used by US federal agencies and NATO)
NITF
.pcxPC Paintbrush ExchangePCX
.pctMacintosh PICT1, PICT2PICT
.pngPortable Network GraphicsPNG
Multispectral image format from Digit-
alGlobes Quickbird Satellite
Quickbird TIFF
.rlcRun Length Encoding format (version
1 has no header; version 2 has IST
headers)
RLC 1 and 2
.sidMulti-Resolution Seamless Image Data-
base (a highly compressed LizardTech
format)
SID (MrSID)
.tgaTrueVision image file formatTARGA
.tifTagged Image File FormatTIFF
NOTE You can also use Data Connect (page 437)to add JPEG, PNG, MrSID, and
TIFF images.
458 | Chapter 3 Bringing In Data