代码搜索：图像加密
找到约 10,000 项符合「图像加密」的源代码
代码结果 10,000
www.eeworm.com/read/157533/11694269
m example6_2.m
%首先，提取图像的局部边缘，见图6-24。
I = imread('ic.tif');
BW = edge(I);
imshow(I)
figure, imshow(BW)
%然后，对边缘图像做Radon变换，见图6-25。
theta = 0:179;
[R,xp] = radon(BW,theta);
imagesc(theta, xp, R);
co
www.eeworm.com/read/154061/11990971
m example6_2.m
%首先，提取图像的局部边缘，见图6-24。
I = imread('ic.tif');
BW = edge(I);
imshow(I)
figure, imshow(BW)
%然后，对边缘图像做Radon变换，见图6-25。
theta = 0:179;
[R,xp] = radon(BW,theta);
imagesc(theta, xp, R);
co
www.eeworm.com/read/256299/12010233
m sumarize11_6_2.m
%载入图像
I = imread('pout.tif');
%生成对应的二值图像
imshow(I)
%交互式选择区域
BW = roipoly
%定义滤波器
h = fspecial('unsharp');
%进行区域滤波
I2 = roifilt2(h,I,BW);
figure, imshow(I2)
www.eeworm.com/read/151751/12177510
m 14-5.m
I = imread('cameraman.tif');
PSF = fspecial('gaussian',60,10);
%PSF点扩展函数
J = edgetaper(I,PSF);
%对图像边缘模糊化处理
subplot(1,2,1);imshow(I,[]);title('原始图像');
subplot(1,2,2);imshow(J,[]);title('边缘模糊化');
www.eeworm.com/read/151751/12177589
m 8-13.m
rgb=imread('lily.tif');
imshow(rgb);
title('原始图像');
[X_no_dither,map]=rgb2ind(rgb,8,'nodither');
[X_dither,map]=rgb2ind(rgb,8,'dither');
figure, imshow(X_no_dither,map);
title('没有抖动的变换图像');
fi
www.eeworm.com/read/148879/12417898
m 14-5.m
I = imread('cameraman.tif');
PSF = fspecial('gaussian',60,10);
%PSF点扩展函数
J = edgetaper(I,PSF);
%对图像边缘模糊化处理
subplot(1,2,1);imshow(I,[]);title('原始图像');
subplot(1,2,2);imshow(J,[]);title('边缘模糊化');
www.eeworm.com/read/148879/12417974
m 8-13.m
rgb=imread('lily.tif');
imshow(rgb);
title('原始图像');
[X_no_dither,map]=rgb2ind(rgb,8,'nodither');
[X_dither,map]=rgb2ind(rgb,8,'dither');
figure, imshow(X_no_dither,map);
title('没有抖动的变换图像');
fi
www.eeworm.com/read/232704/14184841
m sumarize11_6_2.m
%载入图像
I = imread('pout.tif');
%生成对应的二值图像
imshow(I)
%交互式选择区域
BW = roipoly
%定义滤波器
h = fspecial('unsharp');
%进行区域滤波
I2 = roifilt2(h,I,BW);
figure, imshow(I2)
www.eeworm.com/read/127242/14366738
m 14-5.m
I = imread('cameraman.tif');
PSF = fspecial('gaussian',60,10);
%PSF点扩展函数
J = edgetaper(I,PSF);
%对图像边缘模糊化处理
subplot(1,2,1);imshow(I,[]);title('原始图像');
subplot(1,2,2);imshow(J,[]);title('边缘模糊化');
www.eeworm.com/read/127242/14366799
m 8-13.m
rgb=imread('lily.tif');
imshow(rgb);
title('原始图像');
[X_no_dither,map]=rgb2ind(rgb,8,'nodither');
[X_dither,map]=rgb2ind(rgb,8,'dither');
figure, imshow(X_no_dither,map);
title('没有抖动的变换图像');
fi