ADRG (ARC Digitized Raster Graphics) Quick Facts

About Quick Facts Tables

Format Type Identifier

ADRG

Reader/Writer

Reader

Licensing Level

Professional Edition and above

Dataset Type

File

Feature Type

ADRG or <general_information_filename>

Typical File Extensions

.gen and .img

Automated Translation Support

Yes

User-Defined Attributes

Through TAB files

Coordinate System Support

Yes

Generic Color Support

No

Spatial Index

No

Schema Required

No

Transaction Support

No

Encoding Support

No

Geometry Type Attribute

adrg_type

ADRG Geometry Support

Geometry

Supported?

aggregate

yes

circles

no

circular arc

no

donut polygon

yes

elliptical arc

no

ellipses

no

line

yes

none

yes

point

yes

polygon

yes

raster

yes

solid

no

surface

no

text

no

z values

no

ADRG Raster Support

Band Interpretations

Red8, Green8, Blue8

Palette Key Interpretations

not applicable

Palette Value Interpretations

not applicable

Nodata Value

0,0,0

Cell Origin (x, y)

0.5, 0.5

Rotation Support

No

GCP Support

No

World File Support

No

TAB File Support

Yes