Topic: Jpeg2000
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What is jpeg2000?
JPEG 2000 is an image compression standard and coding system. It was created by the Joint Photographic Experts Group committee in 2000 with the intention of superseding their original discrete cosine transform-based JPEG standard (created i... Read More »
Source: http://www.chacha.com/question/what-is-jpeg2000
What is the difference between a Jpeg and a Jpeg2000?
JPEG2000 is a newer version of the JPEG encoding algorithm. Read More »
Source: http://wiki.answers.com/Q/What_is_the_difference_between_a_Jpeg_a...
Why is JPEG2000 format not widespread?
ErTelis, There are a number of barriers, but I would say among them is the fact that without major support for the format, there's little demand but without demand, there's no development of the support (obviously, this is a catch-22). Ther... Read More »
Source: http://www.experts-exchange.com/Web_Development/Images/Q_24951812...
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There is a modest increase in compression performance of JPEG2000 compared to JPEG.
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Source: http://www.chacha.com/question/what-is-the-difference-between-a-j...
Because JPEG was already so popular by the time JPEG2000 became standardized that nobody wanted to change. Same reason as we still use Mp3 even though much better formats are around such as OGG.
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Source: http://answers.yahoo.com/question/index?qid=20081004114740AAmgSLi
You have many options: Try to use this unmanaged component: http://www.codeproject.com/useritems/J2K_Control.asp Translate your own library from this C++ source: http://www.codeproject.com/bitmap/tonyjpeglib.asp Use a commercial component: ...
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Source: http://www.experts-exchange.com/Programming/Misc/Q_21972853.html
Application and library support for JPEG 2000 Open it with Photoshop CS3 or Corel PaintShop Pro. Note: JPEG 2000 has been published as an ISO standard, ISO/IEC 15444. As of 2009, JPEG 2000 is not widely supported in web browsers, and hence ...
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Source: http://answers.yahoo.com/question/index?qid=20090716112243AAn0P6F
JPEG2000 uses arithmetic (entropy) coder and discrete wavelet transform.
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Source: http://www.faqs.org/qa/qa-21795.html
#include <stdio.h> #include <stdlib.h> #include <errno.h> typedef struct image { long w,h; /* dimensions */ long **pic; } IMAGE; int DEBUG = 0; void freeraw( IMAGE *img ) { int ii; for( ii = -2; ii < img->h + 2 && img->pic[ii]; ii++ ) free( img->pic...
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Source: http://www.experts-exchange.com/Q_20418735.htm
