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DCT变换不同实现量化表量化,去除较小的变换系数,反变换后显示图像压缩效果!-Different implementations of the DCT quantization quantization table, removing a small transform coefficients, the display image compression inverse transform!
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this the code for DCT color image compression. You can check the compression quality by checking your output image which will be stored in current folder.-this is the code for DCT color image compression. You can check the compression quality by chec
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通过DCT变换,大致掌握了量化压缩编码的基本原理、算法,并通过编程给予了实现,了解到压缩性能及其重建效果的影响、作用。-By DCT transform, generally mastered the basic principle, algorithm quantization coding and compression, and gives the realization by programming, to understand the influences, compression p
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DCT变换1、 提取彩色图像,将图像大小限制为512* 3;
2、 提取彩色图像三个颜色分量的矩阵,每个矩阵单独处理;
3、 将矩阵分为8*8的块,做DCT变换;
4、 提取每个块的一部分DCT系数做IDCT变换,显示基本图像;
5、 再提取每个块的一部分DCT系数做DCT反变换,得到增强层1,与前一次得到的数据叠加,得到质量更好的图像。
-DCT transform
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用DCT变换进行图像压缩,求经压缩、解压后的图像-With the DCT transform for image compression
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实现DCT变换和FFT变换的图像压缩, 比较两者性能的差异-The DCT transform and FFT transform image compression
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dct变换的简单程序,用于例如jpeg图像压缩等的部分程序-DCT simple procedure to transform.For such as part of JPEG image compression program
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经典数字图像处理算法仿真,包括图像的傅里叶滤波及压缩,图像的DCT高通、低通滤波,图像直方图均衡化,图像平滑与锐化,图像的模糊化,哈夫曼编码等,以及GUI图形化界面。-Classic digital image processing algorithm simulation, including Fourier filtering and image compression, image DCT high-pass, low-pass filtering, image histogram equ
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用C#语言编写的通过DCT变换实现图像压缩 数字图像处理实验报告-Written in c# by DCT transformation to realize image compression
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DCT based image compression
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用Verilog HDL编写的离散余弦变换,可用于视频图像压缩,并在modelsim SE6.0中仿真通过-Verilog HDL prepared with discrete cosine transform can be used for video image compression, and modelsim SE6.0 simulation through
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利用DCT图像变换对任意图像进行图像压缩哦-The DCT transform any image image image compression oh.
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DCT变换方法,并讨论了应用MATLAB中的图像处理工具箱中的相关函数和命令来实现离散余弦变换的图像压缩算法的仿真。-DCT transformation method, and discusses application MATLAB image processing toolbox related functions and commands to achieve discrete cosine transform image compression algorithm simulation
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自己编的图像压缩编解码程序,希望对大家有所帮助,欢迎下载-Own image compression codec procedures, we hope to help, welcome to download
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dct压缩编解码的一些资料,希望对大家有所帮助-dct compression codec some of the information, we hope to help you
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matlab code for image compression using DCT and DWT
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离散余弦变换 DCT编码 图像压缩 实验报告-Discrete Cosine Transform DCT coded image compression test report
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该图像压缩算法参考MG.Jordon博士发布的开源代码,作者对部分内容进行了优化,包括了帧内编码、帧间编码,DCT变换编码、自适应量化等。-The image compression algorithm reference Dr. MG.Jordon released the open source code, the author of some of the contents of the optimization, including the intra coding, inter fra
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dctt/idct image compression with matlab
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matlab实现的DCT图像压缩源码,程序中可以设置压缩率,对比显示压缩前后图像-Matlab to achieve the DCT image compression source code, the program can set the compression rate, contrast display before and after compression image
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