On the basis of model JPEG in Discrete Cosine Transform (DCT), the present paper presnets, inner-block rearrangement and resampling, by which image scaling and transforming can be realized.
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- 摘要在离散馀弦变换(DCT)压缩域中,从JPEG模型出发,提出块内重排/重取样法,实现图像的缩放和平移。