The latest release of the free ECW Plugin for ArcGIS Desktop is now available on the ECW Plugin Download site, http://www.erdas.com/products/ECWPlugins/Downloads.aspx.
The ECW Plugin for ArcGIS Desktop 2011 is built with the ERDAS ECW/JP2 Desktop SDK version 4.2 and offers many advantages over the previous versions of ECW Plugin for ArcGIS that were built with the ERDAS ECW/JP2 SDK 3.x. These advantages are increased performance, additional capabilities and numerous fixes.
ECW Plugin for ArcGIS Desktop 2011:
Is compatible with ArcGIS Desktop 9.3, and 9.3.1 SP1 or higher, and ArcGIS Desktop 10 SP1 or higher
Decodes local ECW and JP2 data faster and more efficiently
Has a wider projection system support for ECW and JP2 than earlier plugin versions and native ArcGIS ECW support
Supports GML in JP2 data
Streams ECW and JP2 data via ECWP from ERDAS APOLLO Essentials IWS or ERDAS APOLLO Advantage
Uses dynamic progressive rendering of ECWP layers
Provides opacity channel support, not available in native ArcGIS ECW support
Provides a configurable persistent local disk cache of ECWP blocks
Provides an ECWP selection capability for discovery of ECWP streams on an ERDAS APOLLO Essentials IWS 2010 and 2011
Is compatible with foreign language versions of Windows (GUI not localized)
Re-projects ECWP streams on-the-fly
Supports multi-band ECWP streams
Supports 16-bit ECWP streams using min-max calculation
Improved printing support for large scale ECWP plots (tested up to A0)
ECW for ArcGIS Desktop will not:
Encode (compress) any data
Enable ArcGIS Desktop to serve ECW or JP2 data
Query the ERDAS APOLLO Advantage Catalog
Read ERDAS ER Mapper ALG or ERS files
The ECW Plugin for ArcGIS Desktop 2011 is built with the ERDAS ECW/JP2 Desktop SDK version 4.2 and offers many advantages over the previous versions of ECW Plugin for ArcGIS that were built with the ERDAS ECW/JP2 SDK 3.x. These advantages are increased performance, additional capabilities and numerous fixes.
ECW Plugin for ArcGIS Desktop 2011:
Is compatible with ArcGIS Desktop 9.3, and 9.3.1 SP1 or higher, and ArcGIS Desktop 10 SP1 or higher
Decodes local ECW and JP2 data faster and more efficiently
Has a wider projection system support for ECW and JP2 than earlier plugin versions and native ArcGIS ECW support
Supports GML in JP2 data
Streams ECW and JP2 data via ECWP from ERDAS APOLLO Essentials IWS or ERDAS APOLLO Advantage
Uses dynamic progressive rendering of ECWP layers
Provides opacity channel support, not available in native ArcGIS ECW support
Provides a configurable persistent local disk cache of ECWP blocks
Provides an ECWP selection capability for discovery of ECWP streams on an ERDAS APOLLO Essentials IWS 2010 and 2011
Is compatible with foreign language versions of Windows (GUI not localized)
Re-projects ECWP streams on-the-fly
Supports multi-band ECWP streams
Supports 16-bit ECWP streams using min-max calculation
Improved printing support for large scale ECWP plots (tested up to A0)
ECW for ArcGIS Desktop will not:
Encode (compress) any data
Enable ArcGIS Desktop to serve ECW or JP2 data
Query the ERDAS APOLLO Advantage Catalog
Read ERDAS ER Mapper ALG or ERS files
ERDAS Press Relase: http://erdas.com/company/news/newsreleases/11-06-28/ERDAS_Extends_ArcGIS_Support_with_New_Version_of_ECW_Plug-in.aspx
Blog Post on Release of ECW for ArcGIS Server product
See info on the latest ERDAS ECW/JP2 SDK.