分块余弦变换(BDCT)已经被广泛应用于国际图像压缩标准并取得了良好的效果。
BDCT has been widely used for International Standard of image compression and achieved effective result.
阐述了多媒体应用中的关键技术——数字图像压缩技术，及有关压缩的国际标准和芯片。
The digital image compression technology, the key technology in the multimedia applications, the international standards and chips about compression are illustrated in this paper.
分数位平面编码是JPEG2000图像压缩国际标准中的核心技术之一，是影响JPEG2000编码速度的最关键部分。
The fractional bit-plane coding is one of the key technologies in JPEG2000, and is the bottleneck for fast JPEG2000 coding.
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