搜索资源列表
所有dct
- 我所有的dct变换程序,包括mmx,sse,sse2等,对于大家应该有用。-all my A1501 transform procedures, including mmx, SSE, SSE3, should be useful for everyone.
Dxvid_dllxvidcore-1.0.1srcdct
- 快速dct和idct的C程序源码,而且提供了一些优化了的idct的汇编代码。-C source code of fast DCT and IDCT, and some optimized compilation code of IDCT
sadct
- adi 汇编写的2维FDCT程序,分成两个1D-DCT,每个1D-DCT 使用12次乘法和32次加法-Sa'adi compilation of the two-dimensional writing FDCT procedures, divided into two 1D - DCT. Each one D-12 DCT use multiplication and 32 Adder
4MonitorVideoCoderBasedOnTMS320C6211DSP
- 本文首先对DSP技术特别是TI公司的C6000系列进行了介绍,为以后的编码算法研究工作做准备。 之后通过对目前的视频编码标准的分析和比较,选择了MPEG-4视频编码标准作为监控视频编码框架。 接着在对MPEG-4视频压缩基本技术分析的基础上,结合监控视频和C6211DSP硬件的特点, 深入研究了运动估计、DCT变换、量化等算法并进行了优化, 采用了基于钻石搜索的背景块运动搜索算法和全零块预判别算法,提高了编码程序的效率。 随后,本文在PC机上采用VC编写了改进后的MPEG-4
myjpeg
- jpeg视频编解码程序,包括dct变换、量化、vlc等过程,针对视频压缩-jpeg video codec procedures, including Extra transform, quantization, VLC and so on, for video compression
ac_dc2
- 该程序用于验证DC矩阵与AC矩阵之间DCT变换与反变换之间的关系。X=Xdc+Xac 将DC矩阵和AC矩阵分别反变换后变成Xdc和Xac AC矩阵就是将Y[0][0]置为零后的DCT矩阵 DCT=Y=A*X*At-the procedures used to validate DC and AC Matrix between DCT and inverse transform the relationship between. X = Xdc Xac to DC and AC matrix-ma
dct2
- 该程序用于实现h.264中的DCT变换、量化、反DCT变换、反量化 采用了h.264白皮书中介绍的算法-the procedures used to achieve h.264 of DCT, quantization, anti - DCT, quantization using the anti-h.264 White Paper introduced by the algorithm
ViCandMPEGJPEGE
- HuffmanExp 哈夫曼编码 JpgVSbmp Jpg和Bmp格式相互转换的API封装 RWJpegExp JpegVC++类 VbTestDll VB调用Jpg和Bmp格式相互转换API函数的示例 jpeg jpeg中的前向DCT变换 JPEG2000压缩编码技术 源代码 vcSDll VCD2000AV卡的API函数封装 DvrDll PV988卡的API函数封装 DvsCode 监控录像系统源代码 \avi2mpg1_src 中包含了mpeg1编码
DCT2IDCT
- 适合于MPEG2/H.264的DCT变换和反变换源码程序,并且可以输出中间结果和输出到文件中。-The DCT transform for MPEG2/H.264 and inverse transform source programs, and can output intermediate results and output to a file.
H264DCT_SSE2
- 完全利用SSE2汇编指令实现的H.264的色度信号的DCT变换和量化、反量化和反变换程序,包含Hardamard变换-Fully implemented using SSE2 assembler instructions H.264 DCT chrominance signal transform and quantization, inverse quantization and inverse transform process, including Hardamard transform
mpegcode_matlab
- 对单幅图像进行编解码程序,经过DCT,量化,扫描,编码及其逆过程实现编解码-Single image codec on the program, after DCT, quantization, scanning, coding and decoding achieve reverse process
videowatermarkDCT
- 一个基于DCT系数的视频水印嵌入程序,读取yuv文件,提取其中的若干帧,然后对每帧做DCT变换,在中低频修改系数值,然后做IDCT,再把每帧图像组成YUV格式播放。-DCT coefficients of a video-based watermark embedding program, read the yuv file, extract the number of frames, and then do each frame DCT transform coefficients in th
DIGITAL-WARTERMARKING
- 使用DCT和小波变换的数字音频水印生成/解码程序,可存活于方差0.05的高斯白噪声及不同程度的剪切。内含程序/测试文件介绍。-Digital wartermarking encoding/decoding program with DCT and wavelet transform. nice robustness against Gaussian noise with variance less than 0.05 and any type of cropping attack. fu
DCTyinxie
- 图像的DCT变换域的隐写matlab程序代码-DCT transform domain image steganography matlab code
DCT变换图片压缩
- 里面要求实现基于DCT变换的图片压缩程序,基本上复制以后就可以直接运行。值得一提的是,我里面直接调用了三个个外部的包,如果用eclipse编译器或者其他的话,需要在偏好设置中自行设置,否则会报错。具体设置可以自行百度,很简单的(It requires the implementation of image compression program based on DCT transform. After copying, it can run directly. It is worth ment