TIFF

Description

Tagged Image File Format. Standard defined by TIFF v6.0.

Bands

1, 2, 3, 4, … n

Pixel Layout

BIP and BSQ

Pixel Types

1bit, 4bit, 8bit, 16bit, 32bit (integer/float), and 64bit (integer/float)

Compression

None, JPEG, CCITT, LZW,  LZ77 (ZIP), Packbits, NeXT, and ThunderScan

Structure/Reading

Strip (read as scanlines), and Tiled

Overviews

Supported by specifying sub-image ID (0 is generally the full resolution image)

Radiometric Enhancement

None and Internal 256 Color map

Other Notes

A very efficient format for ArcGIS Image Server

RAW

Description

Generic RAW Image

Bands

1, 2, 3, 4, … n

Pixel Layout

BIP, BSQ, and BIL

Pixel Types

8bit, 16bit, 32bit (integer/float), and 64bit (integer/float)

Compression

None

Structure/Reading

RAW (read as scanlines)

Overviews

Supported by using “SkipBytes” to point to start of overview pixel data

Radiometric Enhancement

None

Other Notes

SkipBytes used for offsets

GDAL

Description

GDAL based backend (see www.gdal.org). Supports multiple formats, including NITF, HFA, GeoTIFF, and so on.

Bands

1, 2, 3, 4, … n

Pixel Layout

BSQ (converted by GDAL)

Pixel Types

8bit, 16bit, 32bit (integer/float), and 64bit float

Compression

None, JPEG, LZ77, LZW, and so on

Structure/Reading

Block (read as scanlines), and Tiled

Overviews

Supported using overview ID (1, 2, and so on).

Radiometric Enhancement

None and Internal 256 Color map

Other Notes

SkipBytes used for offsets

AORASTER

Description

ArcObjects backend

Bands

1, 2, 3, 4, … n

Pixel Layout

BSQ

Pixel Types

1bit, 8bit, 16bit, 32bit (integer/float), and 64bit float

Compression

None, JPEG, LZ77, LZW, and so on

Structure/Reading

Block (block read of selected AOI)

Overviews

Not supported

Radiometric Enhancement

None and Internal 256 Color map

Other Notes

Supports all ArcGIS raster formats

JPEG

Description

JPEG Interchange File Format (JIFF)

Bands

1 and 3 (based on colorspace)

Pixel Layout

BIP

Pixel Types

8bit

Compression

JPEG

Structure/Reading

Scanline (row by row decoding)

Overviews

Not supported

Radiometric Enhancement

None

Other Notes

Not efficient for large datasets

MRSID

Description

LizardTech MrSID Format. Supports MG2 and MG3 (based on GeoSDK 5.0).

Bands

1, 2, 3, 4, … n

Pixel Layout

BSQ

Pixel Types

8bit, 16bit, 32bit (integer/float), and 64bit (integer/float)

Compression

MrSID

Structure/Reading

Block

Overviews

Supported

Radiometric Enhancement

None

Other Notes

Decoding may be slow especially for MG2 images

PNG

Description

Portable Network Graphics Format

Bands

1, 2, 3, 4 (based on colorspace)

Pixel Layout

BIP

Pixel Types

1bit, 8bit, and 16bit

Compression

LZ77

Structure/Reading

Scanline (row by row decoding)

Overviews

Not supported

Radiometric Enhancement

None and Internal 256 Color map

Other Notes

Alpha channel is not used

PAINTER

Description

Simple virtual image paints a grid or color

Bands

1, 2, 3, 4, … n

Pixel Layout

BIP, and BSQ

Pixel Types

8bit, and 16bit

Compression

None

Structure/Reading

Scanline

Overviews

Not supported

Radiometric Enhancement

None and Internal 256 Color map

Other Notes

Usage ( replace filename with the following ):

       “!!SolidFill:R,G,B" for a filled raster

“!!RandomFill:MinValue,MaxValue" for a random pixels in specified range

"!!Grid:Spacing,R,G,B" for a raster with a regular grid

ISO8211

Description

DIGEST format (ISO8211)

Bands

1

Pixel Layout

BIP

Pixel Types

8bit

Compression

None

Structure/Reading

Tiled

Overviews

Not supported

Radiometric Enhancement

Internal 256 Color map

ISClient

Description

ArcGIS Image Server client

Bands

1, 2, 3, 4, … n

Pixel Layout

BIP

Pixel Types

8bit, 16bit, and 32bit

Compression

As per client settings (LZ77, JPEG2000, and JPEG)

Structure/Reading

Block (block read AOI)

Overviews

Supported

Radiometric Enhancement

None