-
dct1d核心的FPGA实现
应用背景为了实现良好的压缩性能,相关性颜色分量RGB颜色空间转换到去相关的色彩空间首先减少。在基线JPEG,一个RGB图像转化成亮度chrominancc如YCbCr颜色空间。将图像的亮度色度空间的优势的亮度和色度分量非常不相关彼此之间。此外,色度通道包含大量冗余信息可以很容易地被采样不牺牲任何视觉质量对于重建图像。从RGB到YCbCr的转换,是基于以下的数学表达:关键技术应用DCT变换,将图像划分成8´8像素块。如果原始图像的宽度或高度是不能被8整除,编码器必须整除。8´8块进行处理,从左到右,从上到下。和公司;及;及;及;及;及;及;及;及;DCT变换的像素值的空间频率。这些空间频率是非常相关的细节目前在一个图像的水平。高空间频率对应于高层次的细节,而较低频率对应于较低的细节层次。数学定义DCT是:
- 2022-07-03 22:27:28下载
- 积分:1
-
manuals
ISE Design Suite Software Manuals and
Help - PDF Collection,ISE 软件手册以及帮助。(ISE Design Suite Software Manuals and Help- PDF Collection, ISE software manuals as well as help.)
- 2012-11-28 21:47:01下载
- 积分:1
-
PWM
采用STC89C52单片机的定时器以实现两路PWM波输出,占空比、频率可调(Microcontroller timer used to achieve STC89C52 two PWM wave output, duty cycle, frequency adjustable)
- 2021-04-24 10:08:47下载
- 积分:1
-
PCI_arbi
PCI arbi verilog source code
- 2009-03-29 18:04:41下载
- 积分:1
-
A4_Led3
说明: led学习控制l44444444444444(led verilog led ccccccc)
- 2019-05-06 09:38:14下载
- 积分:1
-
Verilog-HDL-tutorial
verilog HDL经典的入门书籍,内容很详细,讲了许多实例,适合硬件描述语言初学者。(verilog HDL classic introductory book, the content is very detailed, spoke many instances, suitable hardware description language for beginners.)
- 2013-10-08 20:21:51下载
- 积分:1
-
2003101190493221
还好用,大家一起来看下,不错的图书管理软件啊 ,呵呵(Fortunately with, everyone look, the good library management software, ah, huh, huh)
- 2010-09-14 13:08:40下载
- 积分:1
-
RS_255_223_ENCODER
rs255编码解码器,verilog描述,FPGA实现(RS255 223 ENCODER)
- 2015-03-30 09:52:09下载
- 积分:1
-
shuzi
讲述了全数字信号发生器部分频率值测算的表格(Full digital signal generator frequency value calculation form
)
- 2011-12-17 00:55:01下载
- 积分:1
-
16-bit-CPU
单周期16位CPU的设计,我们的计算机组成原理课设,可以实现R型、I型和J型指令,内有报告和指导书(Single-cycle 16-bit CPU design, our Principles of Computer Organization class set, you can achieve R-type, type I, and J-type instructions, reports and instructions)
- 2020-08-02 10:28:35下载
- 积分:1