搜索资源列表
temporal_compr
- The following files give basic informations regarding DCT,JPEG,VIDEO and temporal compression schemes
DCT
- 离散傅里叶变换，有相应的图片支持，基于对话框的系统实现-Discrete Cosine Transform
jpeg
- 该程序利用离散余弦变换（DCT）对JPEG图像进行压缩与解压缩-The program using the discrete cosine transform (DCT) for JPEG image compression and decompression
embed
- 自己写的基于DCT和Logistic映射的脆弱水印算法嵌入算法-Write your own based on the DCT and the Logistic map fragile watermarking embedding algorithm
SVD-DCT_Image_watermarking
- This is the matlab code for SVD-DCT image watermarking
KochZhaoDCT
- DCT-based watermark algorithm of Koch-Zhao for semitone images
JPEG
- JPEG压缩全过程，压缩和解压缩,改程序是编写静止图像必须学习得程序，内容丰富，需要耐心学习，先搞懂图像压缩的过程，包括颜色空间转换，DCT变换，Huffman编码，量化等过程-JPEG compression and decompression
codes
- 快速3d离散小波变化，其中1d小波变换函数也进行了改进-fast 3d DCT , where 1d dct is also improved
DCT
- 实现图像的DCT变换和IDCT变换，用OPENGL显示出经变换后并还原了的图像-To achieve the image DCT transform and IDCT transform, using OPENGL shown by the transformation, and restore the image of
dct_watermarking
- A color image is DCT transformed watermark embedded into the intermediate frequency coefficients to the effect of a good algorithm is the classic reference value has a strong image of yourself for the
ImageFreqCipher
- 一种频域加密算法，图像经过DCT变换得到DCT系数，然后对DCT系数进行加密。然后对加密的DCT系数进行DCT反变换图像数据。最后对其加密后的图像数据进行线性变换来调整图像数据的取值范围在[0，255]。最后得到加密图像-A frequency-domain encryption algorithm, the image obtained through the DCT transform DCT coefficients, and then encrypt the DCT coefficien
FreqWatermark
- 一种基于DCT的扩频水印算法，本算法通过对水印信息进行扩频，在原始载体图像的DCT域内进行水印嵌入。-DCT-based spread spectrum watermarking algorithm, the algorithm is spreading through the watermark information in the original carrier image of the DCT domain for watermark embedding.
02030012
- dct transform tum log bary behnchod ho fazool time zaya kar rahy ho-dct transform tum log bary behnchod ho fazool time zaya kar rahy ho
1DCT_VHDL
- VHDL Behavioral Model for 1D DCT operation Algorithm : Calculates the 1D DCT coefficients. DCT Points range from 8 to 32. There is double buffering at the input, to allow continuous usage of DCT engine.-VHDL Behavioral Model for 1D DCT operation
MatermarkingDWT_DCT
- 提出一种基于DWT和DCT域的有意义二值图像数字水印算法 利用Arnold变换对水印序列进行置乱,消除 象素的空间相关性,增加水印的安全性 而结合小波变换和离散余弦变换的特性,将水印信息嵌入到图像变换域的低频和 中频系数中,提高水印的鲁棒性和不可见性 实验证明该算法具有较好的抗压缩、抗噪音和抗剪切性。-Watermarking in DWT and DCT area
63535312DCTofJPEG
- 用verilog代码实现JPEG压缩编码过程中的DCT模块，用移位加法实现了乘法-Verilog code using JPEG compression encoding process to achieve the DCT module, with the shift to achieve the multiplication addition
Hybridmo
- Hybrid Model to Detect Zero Quantized DCT Coefficients in H.264 Hanli Wang, Student Member, IEEE, and Sam Kwong, Senior Member, I-Hybrid Model to Detect Zero Quantized DCT Coefficients in H.264 Hanli Wang, Student Member, IEEE, and Sam Kwong,
EasyWaterMarkingCodes
- 数字水印的入门代码，包括LSB DCT CDMA DWT,在原有收集上加了详细的注释，易于学习理解-Watermarking entry code, including LSB DCT CDMA DWT, add in the original collection of detailed notes, easy to learn to understand
DCT
- DCT编码，使用C语言实现，非常适合学习交流之用！-DCT coding, using the C language implementation, ideally suited to study the exchange of use!