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/355983/3045585
java pictures.java
package demo;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
public class Pictures {
private int m_nX; //图像左上角的X坐标
private int m_nY; //图像左上角的Y坐标
//定义
www.eeworm.com/read/294311/8242544
m zhangguicang.m
clear all;
Ximage=double(imread('D:\MATLAB7\work\cameraman.jpg'));
Yimage=double(imread('D:\MATLAB7\work\lena.jpg'));
Ih=size(Ximage,1);%图像的长度
Iw=size(Ximage,2);%图像的宽度
Image=double(zeros(size(X
www.eeworm.com/read/249868/12465411
m 13-6.m
I = imread('eight.tif');
J = imnoise(I,'salt & pepper',0.02);
%添加椒盐噪声
subplot(221),imshow(I)
title('原图像')
subplot(222),imshow(J)
title('添加椒盐噪声图像')
K1= filter2(fspecial('average',3),J)/255;
%应用
www.eeworm.com/read/248889/12535818
m junheng.m
f=imread('C:\Documents and Settings\lishurui\桌面\lena.bmp');
j=histeq(f);
subplot(2,2,1);
imshow(f);
title('原始图像');
subplot(2,2,2);
imshow(j);
title('直方图均衡图像');
subplot(2,2,3);
imhist(f);
tit
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m 13-6.m
I = imread('eight.tif');
J = imnoise(I,'salt & pepper',0.02);
%添加椒盐噪声
subplot(221),imshow(I)
title('原图像')
subplot(222),imshow(J)
title('添加椒盐噪声图像')
K1= filter2(fspecial('average',3),J)/255;
%应用
www.eeworm.com/read/200130/15440623
m sumarize11_5_2a.m
%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
www.eeworm.com/read/191570/8427484
m example2_4_1.m
load wbarb; %装载图像信号
whos
figure(1);
image(X); colormap(map); colorbar; %显示图像
[cA1,cH1,cV1,cD1] = dwt2(X,'bior3.7'); %完成图像的单尺度小波分解
A1 = upcoef2('a',cA1,'bior3.7',1); %从系数中重构低频和高频部分
H1 = upcoef2('
www.eeworm.com/read/188543/8529907
m 10-9.m
load woman;
%打开原始图像
imshow(X,map);
% X包含原始图像信息.
% map包含打开的色图
nbcol = size(map,1);
[cA1,cH1,cV1,cD1] = dwt2(X,'db1');
% 对图像X执行单层分解，小波为db1
cod_X = wcodemat(X,nbcol);
cod_cA1 = wcodemat(cA1,n