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%IMONO Convert color image to monochrome % % im = imono(rgb) % % SEE ALSO: rgb2hsv % % Copyright (c) Peter Corke, 2005 Machine Vision Toolbox for Matlab % $Header: /home/autom/pic/cvsroot/image-tool

%YUV2RGB Convert YUV format to RGB % % [r,g,b] = yuvread2(y, u, v) % rgb = yuvread(y, u, v) % % Returns the equivalent RGB image from YUV components. The UV images are % doubled in resolution so the

%YUV2RGB Convert YUV format to RGB % % [r,g,b] = yuvread(y, u, v) % rgb = yuvread(y, u, v) % % Returns the equivalent RGB image from YUV components. The Y image is % halved in resolution. % % Copyrig

%调入与显示RGB图像 RGB = imread('peppers.png'); isrgb(RGB); figure(1); imshow(RGB); %RGB图转换为灰度图像 I = rgb2gray(RGB); figure(2); imshow(I); colorbar('horiz'); isgray(I); %边缘检测 ED = edge(I,'sobel',0

%载入图像 RGB = imread('saturn.png'); %RGB转换为灰度图 I = rgb2gray(RGB); %加入高斯白噪声 J = imnoise(I,'gaussian',0,0.005); %采用自适应滤波 K = wiener2(J,[5 5]); %显示原始图像、加入噪声的图像以及滤波后的噪声 imshow(I) figure,imshow(J)

RGB = imread('saturn.png'); I = rgb2gray(RGB); h = [1 2 1; 0 0 0; -1 -2 -1]; I2 = filter2(h,I); imshow(I2,[]), colorbar

%载入图像 load trees %RGB转换为灰度图 I = ind2gray(X,map); imshow(I) %指定特定区域，并进行填充 I2 = roifill; imshow(I2)

%载入图像 RGB = imread('autumn.tif'); figure(1); imshow(RGB); %将真彩图转换为灰度图 I = rgb2gray(RGB); figure(2); imshow(I); %进行余弦变换 J = dct2(I); figure(3); imshow(log(abs(J)),[]); colormap(jet(64)); c

RGB 函数 Microsoft® Visual Basic® Scripting Edition RGB 函数 语言参考 版本 2 请参阅 描述 返回代表 RGB 颜色值的整数。 语法 RGB(red, green, blue) RGB 函数的语法有以下参数： 部分 描述 red 必选。0 到 255 间的整数，代表颜色中的红色成

// Color.h // Colorref's to use with your Programs #define RED RGB(127, 0, 0) #define GREEN RGB( 0,127, 0) #define BLUE RGB( 0, 0,127) #define LIGHTRED RGB(255, 0, 0