基于spiht算法的静态图像压缩毕设

上传者: yuwangliu | 上传时间: 2019-12-21 18:58:26 | 文件大小: 17.75MB | 文件类型: ZIP
基于小波变换的静态图像压缩,小波变换、图像压缩、分层小波树集合分割算法、SPIHT。图像经过离散余弦变换(DCT)或者小波变换之后,得到的DCT系数或小波系数需要进行组织分配,从而达到压缩的目的。然后采用编码算法法对那些系数进行组织分配是压缩编码,基于DCT变换的编码方法有:预测编码、游程编码、分形编码等,基于小波变换的编码方法有:嵌入式零树小波(EZW)算法、分层小波树集合分割(SPIHT)算法等。

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评论信息

  • yhfojl :
    为什么处理的图片有大小限制
    2019-08-08
  • lyg_love :
    很不错,可以直接运行!
    2015-03-11

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