搜索资源列表
dct_idct
- 4种不同的dct和idct算法源程序，对于学习dct和idct变换很有帮助-four different types of Extra and IDCT algorithm source for learning Extra transform helpful and IDCT
DIP程序
- 以前的数字图像处理作业，包括直方图，均衡，Sobel，中值，FFT,IFFT,DCT,IDCT,8*8DCT等-previous digital image processing operations, including the histogram, balanced and Sobel, values, FFT, IFFT, DCT, IDCT, 8* 8DCT etc.
DCT算法实现
- 普通DCT，快速DCT,快速IDCT算法的实现 vc程序 希望你喜欢！-ordinary DCT, fast DCT and IDCT algorithm for the rapid realization vc procedures hope you like!
图像dct变换的程序
- 对原始灰度图像 Lena_gray.bmp进行图像压缩实验 1．对此图进行 8×8 DCT 变换后，分别只保留 DC系数，以及保留前 4、8、16 个变换系数(DC＋AC) ，然后再分别进行 IDCT 变换，比较结果。 2．可以使用 Matlab - Image Processing Toolbox 中的函数实现。 -gray image of the original image compression Lena_gray
fdctc
- 本代码演示了普通DCT，快速DCT,快速IDCT算法的实现。-demonstration of the code of common DCT, fast DCT, fast IDCT algorithm implementation.
dct_p
- 这是用VHDL语言(硬件描述语言)写的一个二维 8*8块的离散余弦变换(DCT)以及反变换(IDCT).全同步设计,低门数.可以用于多媒体及打印应用领域.-VHDL (hardware descr iption language) wrote a two-dimensional 8* 8 discrete cosine transform (D CT) and the anti-transform (IDCT). fully syn
DCT_vhdl
- IDCT-M is a medium speed 1D IDCT core -- it can accept a continous stream of 12-bit input words at a rate of -- 1 bit/ck cycle, operating at 50MHz speed, it can process MP@ML MPEG video -- the core is 100％ synthesi
BMP_DCT_IDCT
- 本源码是用VC++6.0实现的，显示了BMP位图，并实现了快速的8*8的块的DCT和IDCT变换-the source of VC 6.0, showing a bitmap BMP, and achieve a rapid 8* 8 block of DCT and IDCT transform
quickidct
- 直接在实数域进行IDCT和DCT快速变换。使用查找表来实现变换中的系数运算。计算速度快，效率高。-directly in the real domain for DCT and IDCT rapid transformation. Use lookup table to achieve the transformation coefficient calculation. Calculating speed, high efficien
DCT2D
- IDCT JPEG中用到的 大家可以参考 呵呵 很好用-IDCT JPEG we can use the reference Oh good use
35647
- 4x4的不必采用dct/idct变换，H.264代码也好用。我在这也照着公式写了一个，也能用-4x4 without using the Copy/idct transform, or use H.264 code. I also wrote a shining on a formula also can be used
20031361
- 二维和一维DCT变换以及IDCT变换的程序,有问题自己改正.-two-dimensional and one-dimensional DCT and IDCT transform the procedures to correct their problems.
fpgaJPEGdcode
- 基于fpga的JPEG编解码器设计，采用流水线优化解决时间并行性问题，提高DCT/IDCT模块的运行速度。-based fpga JPEG codec design, the flow of time to solve optimization problems in parallel, enhance DCT/IDCT module of the operating speed.
D_IDCT
- 定点的idct源代码,自己编写的,对有需要的朋友应该有帮助.-spot idct source code, prepared by himself, in need of friends should help.
DCT-vhdl
- 这是一个二维 8*8块的离散余弦变换(DCT)以及反变换(IDCT)算法,采用VHDL实现-This is a two-dimensional 8* 8 discrete cosine transform (DCT) and inverse transform (IDCT) algorithms using VHDL realize
dct
- 小弟撰寫的多媒體影像編輯程式,包含了dct,idct,quantization,guession filter的多媒體演算法,供大家參考交流.-Younger brother to write multimedia image-editing program, including the dct, idct, quantization, guession filter multimedia algorithms, for your in
DCT_transform
- This file include the DCT and IDCT transform of an image. void show_DCT( void ) void DCT_8x8( float* data ) void IDCT_8x8( float* data ) void BDCT( float* input,int rows,int cols ) void BIDCT( float* input,int
DCT_and_IDCT_for_image
- dct and idct for image.matlab实现信息序列的嵌入和提取-dct and idct for image.matlab realize embedded information and extract sequence
idctmmx
- 采用intel奔腾2以后处理器支持的mmx指令集，宽位处理，大大提高idct处理在pc上的运行速度。-2 after the use of intel Pentium processor support mmx instruction set, wide-bit processing, greatly enhanced IDCT processing in the pc s operating speed.
imageprocessing6
- 1．选择一幅图像，对该图像进行DCT块操作（将图像分成8×8小块，对每个小块进行DCT变换）。 2.利用屏蔽矩阵对DCT系数进行区域选择，然后进行逆变换（IDCT），合成原图像，计算合成图像的PSNR。 3.选择一小波函数，对一幅图像进行分解，显示各变换系数，观察其规律，并进行小波逆变换，合成原图像。 -1. Select an image, the image DCT block operations (the image