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8*8矩阵dct变换以及量化 反量化和反dct变换
- 8*8矩阵dct变换以及量化 反量化和反dct变换,8* 8 transform and quantization matrix dct quantization and anti-anti-dct transform
dct.rar
- 本人根据公式用VC++做出的DCT变换源码，解说清楚。转换矩阵8*8，计算结果与MATLAB计算结果比较，两者几乎一样(相差仅 0.001)，估计是计算误差，经过我的实践证明并不影响使用。,According to the formula I use VC++ source code to the DCT transform, to clarify. Conversion matrix 8* 8, the calculation results compared with the MATLAB
1D-DCT
- 一个完整的基于DSP的一维DCT变换和逆变换的程序。-A complete DSP-based one-dimensional DCT transform and inverse transform process.
DCT
- 用matlab对一张图片进行DFT变换，DCT变换,比较保留20个DCT变换系数重构的图象与原始图像的差别.-Using matlab on a picture to DFT transform, DCT transform, compared to 20 DCT transform coefficients to retain the image reconstruction of the difference between the original image.
DCT程序实现文档
- dct变换-DCT transform
DCT
- 将图象分块(8*8)，作DCT变换，并作IDCT：DCT是一种可分离图象变换，用来图象压缩编码，IDCT用来解压缩。-The image sub-block (8* 8) for the DCT transform, and to make IDCT: DCT is a separable image transformations, is used to image compression coding, IDCT is used to decompress.
DCT
- DCT变换的源代码，支持一维二维DCT变换及反变换-DCT transform of the source code, to support the one-dimensional two-dimensional DCT transform and inverse transform
DCT
- 视频处理中经常需要进行DCT变换，这是本人自己编写的、可以对图像样点进行一维和二维的DCT变换-Video processing often require DCT transform, which is I have written, you can kind of image points of one-dimensional and two-dimensional DCT transform
JPEG-DCT
- JPEG中DCT 变换在 matlab中的实现 相当简便-JPEG in the DCT transform in matlab in the realization of a very simple
dct
- 基于dct变换,能实现数字水印嵌入与提取-Based on the DCT transform, to achieve the digital watermark embedding and extraction
dct
- 实现图像压缩中的DCT变换，尤其是对于H.264视频标准中的DCT变换。-The realization of image compression in DCT transformation, especially for H.264 video standard DCT transform.
dct
- 利用DCT变化对tif图像进行压缩利用DCT变换进行图像压缩的MATLAB程序-Changes in the use of DCT compression of tif images using DCT transform image compression MATLAB program
dct
- 主要是进行DCT变换的源码，供大家参考希望能得到大家的认可。-Mainly DCT transform source for your information we hope to be recognized.
dct-quanlity-snr
- 对一幅图像进行不同量化水平的DCT变换，可以应用于不同分块大小下的DCT变换测试。-On an image to quantify the level of different DCT transform, can be applied to different sub-block size DCT transform under test.
DCT
- 可完成二维DCT变换及量化，实现h264中变换量化部分功能-To be completed by two-dimensional DCT transform and quantization, transform h264 realize some functions to quantify
DCT
- Discrete cosine transform to compress data.
dct2
- 这个是一个基于FPGA的数字图像的整数DCT变换程序，程序高性能地实现了2维DCT变换。-This is an FPGA-based digital image of the integer DCT transform process and procedures to achieve high-performance 2-D DCT transform.
DCT-MATLAB
- DCT变换的实现，快速变换IDCT实现，VC工程-The realization of DCT transform, fast transform IDCT realization, VC works
DCT
- dct变换的源代码，非常使用的代码。二维的-dct transform the source code, the code is used. Two-dimensional
dct
- 针对给定的静止图像进行DCT 变换 给定不同的阈值及将数据块中不同位置的值置为0所得到的不同情况下压缩-For a given static image DCT transform a given threshold and a different data block at different positions of a value of 0 has been compressed under different circumstances