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Curtiss-Wright Controls Launches New Dual-Channel JPEG 2000 Board
Submitted by Peter Murray on Thu, 2005-05-05 19:41.Curtiss-Wright Controls Embedded Computing (CWCEC) has announced a new dual-channel video compression/decompression board, the Orion, available in both PMC and PCI form factors for use in VME, CompactPCI and desktop PCI systems. The Orion features dual on-board JPEG 2000 engines to support full-frame encoding of standard 625-line PAL or 525-line NTSC composite video. [...]
GeoJasPer transcoder from Dimin Software
Submitted by Peter Murray on Thu, 2005-03-03 15:15."GeoJasper is the FREE Geo supporting command line transcoder between JPEG2000 and other formats. i.e. Converts image data from one format to another correctly transferring Geo information between GeoTiff and GeoJp2⢠(GeoJpeg2000). It supports striped as well as tiled TIFF images and TIFF images geo-referenced through World Files (TFW). Moreover it may combine three 1 band TIFFs into one RGB image. There are batch files supplied within the distribution to simplify command line execution.
"This software is FREE and Open Source... It's based on JasPer library and follows it's respective licence, which is totally free now! GeoJP2⢠is a trademark of Mapping Science, Inc. The GeoJP2⢠format is the intellectual property of Mapping Science, Inc."
There is also more information on GeoJP2 on the website.
JasPer Project
Submitted by Peter Murray on Mon, 2004-12-13 15:46.The JasPer Project is an open-source initiative to provide a free software-based reference implementation of the codec specified in the JPEG-2000 Part-1 standard (i.e., ISO/IEC 15444-1). This project was started as a collaborative effort between Image Power, Inc. and the University of British Columbia. Presently, the ongoing maintenance and development of the JasPer software is being coordinated by its principal author, Michael Adams
NETPBM utilities for JPEG 2000
Submitted by Peter Murray on Tue, 2005-06-28 21:47.Part of Netpbm graphics conversion and manipulation package, jpeg2ktopam converts the named JPEG 2000 code stream file, or Standard Input if no file is named, to a PBM, PGM, PPM, or PAM file on Standard Output while pam2jpeg2k performs the opposing conversion.
"The JPEG-2000 specification specifies two different formats: JP2 and JPEG-2000 code stream (JPC). JP2 represents a visual image quite specifically, whereas JPC is a more or less arbitrary array of codes. JP2 images are a subset of JPC images. jpeg2ktopam converts any JPC image. If the color space identified in the image is grayscale (JAS_IMAGE_CS_GRAY), jpeg2ktopam generates a PGM image, unless the image contains only one bit per pixel, in which case jpeg2ktopam generates PBM. If the color space is RGB (JAS_IMAGE_CS_RGB), jpeg2ktopam generates a PPM image. If the input image is anything else, jpeg2ktopam generates a PAM image with no tuple type identified."


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