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利用matlab进行基于小波变换的图像量化编解码-using Matlab-based wavelet image quantization codecs
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preprocessing for image quantization.
This file include:
void get_bmp()
void put_bmp()
void float_to_unchar()
void unchar_to_float()
void get_QT()
void quantization_constraint()
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图像颜色特征的提取:HSV颜色直方图 描述的是图像的整体颜色情况。本程序采用非均匀量化方法得到36bin的颜色直方图。,Image Color Feature Extraction: HSV color histogram describes the situation of the image' s overall color. This procedure using non-uniform quantization method the color histogram 36bin.
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本代码是利用matlab开发环境,对图像进行矢量量化,从而实现对图像的压缩;并介绍了需要用到的一些matlab现有函数及其使用方法和功能;在码书的训练方法上选择的是自组织映射神经网络,解码重建后的图像质量较好-The application of Self-Orgnization Feature Maps neural network in image vector quantization
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输入YUV文件,输出RAW文件,可以改变图像的量化步长,运动矢量-YUV input file, output RAW files, you can change the image quantization step, motion vector
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matlab编的基于图像矢量量化的水印程序,用分割码本的办法嵌入水印!-matlab for image vector quantization-based watermarking process, with the approach of the division of code embedded watermark!
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将图像颜色量化为72种。可以做图像检索用的好东西-Images for 72 kinds of color quantization. Image retrieval can be done with good things! !
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WGT Graphics Tutorial #5 - Realtime Morphing - WGT Graphics Tutorial Issue #5 Topic: Realtime Morphing Learn about image fading, color quantization, and texture mapping. Full source code and explanation.-WGT Graphics Tutorial#5- Realtime Morphing- WG
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工程名为DctQuant,编程实现了一帧CIF格式4:2:0的YUV图像的H.264的整数变换、量化以及逆量化、逆变换。具体的功能表述如下:
1、首先按“打开YUV”按钮,选择一帧格式为CIF的4:2:0的YUV图像(默认的YUV图像的格式为4:2:0的CIF格式)。选择完成后,可以看到显示的输入图像。
2、输入QP值,QP是0到51之间的整数值,超出范围,会弹出对话框提示。QP默认为28。注意:当改变QP值为0时,即没有量化,则点击转换按钮显示出的PSNR值即为输入图像的PSNR值。
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基于FFT变换、DCT变换、HT变换、小波变换和矢量量化技术的图像压缩的Matlab实现。-Based on the FFT transform, DCT transform, HT transform, wavelet transform and vector quantization image compression technology, the Matlab implementation.
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图像量化模拟程序.可通过参数选择量化级.-Image Quantization simulation program. Quantization level through preferences.
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分层矢量量化DCT图像压缩算法设计与实现
计算机应用技术专业 论文-Hierarchical vector quantization DCT image compression algorithm design and implementation of Computer Application Technology Paper
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数字图像处理的入门,彩色图像由不同的颜色构成和以及怎么量化采集到的图像信息,进行处理。-Introduction to Digital Image Processing.
Color Representation and Quantization
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本程序 运用了 VISIUAL C++ ,MFC影像的 呼出 放大 缩小 量子化-This procedure used the VISIUAL C++, MFC zoom in outbound image quantization
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基于矢量量化图像处理的两种最临近收索算法 -Two Fast Nearest Neighbor Searching Algorithms for Image Vector Quantization
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量化算法是数字水印技术嵌入算法的重要组成部分。通过修改数字图像的低频系数将所需嵌入的水印信息嵌入到载体图像中-Quantization Watermarking embedding algorithm is an important part. Digital image by modifying the frequency coefficients will be required to embed the watermark information is embedded into the
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lena图像的量化,包括简单量化,以及利用lloydmax进行量化,运行通过!-lena image quantification, including simple to quantify, and the use of lloydmax quantified, run through!
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数字图象处理基础
主要内容
2.1 图像感知与获取
2.2 图像取样与量化
2.3 数字图像类型
2.4 像素间的一些基本关系 -Digital image processing is based primarily on perception and image content 2.1 2.2 image for digital image sampling and quantization type 2.4 2.3 some of the basic
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image quantization for various bit levels
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学习计算机图形学的同学有福了,这是图像颜色量化程序,将256灰度变为2阶,4阶,8阶-Computer graphics, image color quantization
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