UI
代码
classdef app1 < matlab.apps.AppBase
% Properties that correspond to app components
properties (Access = public)
UIFigure matlab.ui.Figure
UIAxes2 matlab.ui.control.UIAxes
UIAxes matlab.ui.control.UIAxes
Panel matlab.ui.container.Panel
Button matlab.ui.control.Button
Button_3 matlab.ui.control.Button
Button_2 matlab.ui.control.Button
SobelButton matlab.ui.control.Button
CannyButton matlab.ui.control.Button
Button_4 matlab.ui.control.Button
Button_5 matlab.ui.control.Button
Button_6 matlab.ui.control.Button
Button_7 matlab.ui.control.Button
Button_8 matlab.ui.control.Button
Button_9 matlab.ui.control.Button
Button_10 matlab.ui.control.Button
Button_12 matlab.ui.control.Button
Button_13 matlab.ui.control.Button
end
properties (Access = private)
end
% Callbacks that handle component events
methods (Access = private)
% Button pushed function: Button
function ButtonPushed(app, event)
global I flie K
[filename,filepath] = uigetfile({ '*.jpg';'*.bmp';'*.tif';'*.png';'*.jpeg'},'载入图像');
if isequal(filename,0)||isequal(filepath,0)
errordlg('没有选中文件','出错');
return;
else %file=[pathname,filename];
file=[filepath,filename];
I=fullfile(file);
K=imread(file);
imshow(K,'Parent',app.UIAxes2);
end
end
% Button pushed function: Button_2
function Button_2Pushed(app, event)
global I BW K
%[x,map]=imread(K);
%BW = rgb2gray([x,map]);
BW = rgb2gray(K);
%app.Image2.ImageSource=I1;
imshow(BW,'Parent',app.UIAxes);
end
% Button pushed function: SobelButton
function SobelButtonPushed(app, event)
global I K
%[x,map]=imread(I);
%BW = rgb2gray([x,map]);
BW = rgb2gray(K);
BW1=edge(BW,'Sobel');
imshow(BW1,'Parent',app.UIAxes);
end
% Button pushed function: CannyButton
function CannyButtonPushed(app, event)
global K
%[x,map]=imread(I);
%BW = rgb2gray([x,map]);
BW = rgb2gray(K);
BW2=edge(BW,'Canny');
imshow(BW2,'Parent',app.UIAxes);
end
% Button pushed function: Button_3
function Button_3Pushed(app, event)
global K noise1
noise1= imnoise(K,'salt & pepper');
imshow(noise1,'Parent',app.UIAxes);
end
% Button pushed function: Button_4
function Button_4Pushed(app, event)
global K noise2
noise2= imnoise(K,'gaussian');
imshow(noise2,'Parent',app.UIAxes);
end
% Button pushed function: Button_5
function Button_5Pushed(app, event)
global K
faceDetector = vision.CascadeObjectDetector(); % 构造检测器对象。
facebox = step(faceDetector, K); % 开始检测，将结果存储到facebox变量中
finalImage = insertShape(K, 'Rectangle', facebox,'LineWidth',5);
imshow(finalImage,'Parent',app.UIAxes);
end
% Button pushed function: Button_6
function Button_6Pushed(app, event)
global vid
faceDetector = vision.CascadeObjectDetector();
vid = videoinput('winvideo', 1, 'YUY2_640x480');
set(vid,'ReturnedColorSpace','rgb');
vidRes=get(vid,'VideoResolution');
width=vidRes(1);
height=vidRes(2);
nBands=get(vid,'NumberOfBands');
figure('Name', 'Matlab调用摄像头', 'NumberTitle', 'Off', 'ToolBar', 'None', 'MenuBar', 'None');
uicontrol('String', 'Close', 'Callback', 'close(gcf)');
hImage=image(zeros(vidRes(2),vidRes(1),nBands));
preview(vid,hImage);
end
% Button pushed function: Button_7
function Button_7Pushed(app, event)
faceDetector = vision.CascadeObjectDetector(); %enable viola jones algorithm
bbox = [100 100 100 100];
vidDevice = imaq.VideoDevice('winvideo',1,'YUY2_640x480','ROI', [1 1 640 480],'ReturnedColorSpace','rgb');
boxInserter = vision.ShapeInserter('BorderColor','Custom','CustomBorderColor',[0 255 0]);
nFrame =300;
vidInfo = imaqhwinfo(vidDevice);
vidHeight = vidInfo.MaxHeight;
vidWidth = vidInfo.MaxWidth;
videoPlayer = vision.VideoPlayer('Position',[300 100 640+30 480+30]);
for k = 1:nFrame % start recording with 300 frames
tic; % timer start
videoFrame = step(vidDevice); % enable the image capture by webcam
bbox = 4 * faceDetector.step(imresize(videoFrame, 1/4)); % boost video's fps
videoOut = step(boxInserter, videoFrame, bbox); % highlight the boxes of face at video
%release(boxInserter);
step(videoPlayer, videoOut); % display the video live in video player
end
end
% Button pushed function: Button_8
function Button_8Pushed(app, event)
global I K
%[x,map]=imread(I);
%ori_im = rgb2gray([x,map]);
%ori_im = imread(I);
%ori_im = rgb2gray(uint8(ori_im));
ori_im = rgb2gray(uint8(K));
% fx = [5 0 -5;8 0 -8;5 0 -5]; % 高斯函数一阶微分，x方向(用于改进的Harris角点提取算法)
fx = [-2 -1 0 1 2]; % x方向梯度算子(用于Harris角点提取算法)
Ix = filter2(fx,ori_im); % x方向滤波
% fy = [5 8 5;0 0 0;-5 -8 -5]; % 高斯函数一阶微分，y方向(用于改进的Harris角点提取算法)
fy = [-2;-1;0;1;2]; % y方向梯度算子(用于Harris角点提取算法)
Iy = filter2(fy,ori_im); % y方向滤波
Ix2 = Ix.^2;
Iy2 = Iy.^2;
Ixy = Ix.*Iy;
clear Ix;
clear Iy;
h= fspecial('gaussian',[7 7],2); % 产生7*7的高斯窗函数，sigma=2
Ix2 = filter2(h,Ix2);
Iy2 = filter2(h,Iy2);
Ixy = filter2(h,Ixy);
height = size(ori_im,1);
width = size(ori_im,2);
result = zeros(height,width); % 纪录角点位置，角点处值为1
R = zeros(height,width);
for i = 1:height
for j = 1:width
M = [Ix2(i,j) Ixy(i,j);Ixy(i,j) Iy2(i,j)]; % auto correlation matrix
R(i,j) = det(M)-0.06*(trace(M))^2;
end
end
cnt = 0;
for i = 2:height-1
for j = 2:width-1
% 进行非极大抑制，窗口大小3*3
if R(i,j) > R(i-1,j-1) && R(i,j) > R(i-1,j) && R(i,j) > R(i-1,j+1) && R(i,j) > R(i,j-1) && R(i,j) > R(i,j+1) && R(i,j) > R(i+1,j-1) && R(i,j) > R(i+1,j) && R(i,j) > R(i+1,j+1)
result(i,j) = 1;
cnt = cnt+1;
end
end
end
Rsort=zeros(cnt,1);
[posr, posc] = find(result == 1);
for i=1:cnt
Rsort(i)=R(posr(i),posc(i));
end
[Rsort,ix]=sort(Rsort,1);
Rsort=flipud(Rsort);
ix=flipud(ix);
ps=100;
posr2=zeros(ps,1);
posc2=zeros(ps,1);
for i=1:ps
posr2(i)=posr(ix(i));
posc2(i)=posc(ix(i));
end
imshow(ori_im,'Parent',app.UIAxes);
hold (app.UIAxes,'on')
plot(app.UIAxes,posc2,posr2,'g+');
toc;
end
% Button pushed function: Button_9
function Button_9Pushed(app, event)
cameraCalibrator;
end
% Button pushed function: Button_10
function Button_10Pushed(app, event)
global I K
%moveImg=imread(I);
moveImg=rgb2gray(K);
[imagePoints,boardSize] = detectCheckerboardPoints(moveImg);%检测棋盘格角点
%figure(1)
%imshow(moveImg);
%hold on;
%plot(imagePoints(:,1),imagePoints(:,2),'ro');
movingPoints=imagePoints;
%hold off
%
fixedImg=imread('4.jpg');
% fixedImg=rgb2gray(fixedImg);
[imagePoints_fixedImg,boardSize_fixedImg] = detectCheckerboardPoints(fixedImg);
%figure(2)
%imshow(fixedImg);
%hold on;
%plot(imagePoints_fixedImg(:,1),imagePoints_fixedImg(:,2),'ro');
%hold off
tempPoints1=reshape(imagePoints_fixedImg(:,1),boardSize_fixedImg(1)-1,boardSize_fixedImg(2)-1);
tempPoints2=reshape(imagePoints_fixedImg(:,2),boardSize_fixedImg(1)-1,boardSize_fixedImg(2)-1);
fixedPoints1=tempPoints1(1:boardSize(1)-1,1:boardSize(2)-1);
fixedPoints2=tempPoints2(1:boardSize(1)-1,1:boardSize(2)-1);
fixedPoints=[fixedPoints1(:),fixedPoints2(:)];
mytform = cp2tform(movingPoints,fixedPoints, 'projective');%求出投影变化的矩阵
registered = imtransform(moveImg, mytform, 'bicubic');%进行变化
imshow(imadjust(registered),'Parent',app.UIAxes);
end
% Button pushed function: Button_12
function Button_12Pushed(app, event)
global I K
%[x,map]=imread(I);
%BW = rgb2gray([x,map]);
BW = rgb2gray(K);
W = fspecial('gaussian',[5,5],1);
G = imfilter(BW, W, 'replicate');
imshow(G,'Parent',app.UIAxes);
end
% Button pushed function: Button_13
function Button_13Pushed(app, event)
global K
video_obj = videoinput('winvideo', 1, 'YUY2_640x480');
set(video_obj,'ReturnedColorSpace','rgb');
videoRes = get(video_obj, 'VideoResolution');
nBands = get(video_obj, 'NumberOfBands');
K = getsnapshot(video_obj);
imshow(K,'parent',app.UIAxes2);
imwrite(K,'C:\Users\17709\Desktop\gui\paizhao.jpg')
end
end
% Component initialization
methods (Access = private)
% Create UIFigure and components
function createComponents(app)
% Create UIFigure and hide until all components are created
app.UIFigure = uifigure('Visible', 'off');
app.UIFigure.Position = [100 100 855 563];
app.UIFigure.Name = 'UI Figure';
% Create UIAxes2
app.UIAxes2 = uiaxes(app.UIFigure);
title(app.UIAxes2, '原图')
xlabel(app.UIAxes2, '')
ylabel(app.UIAxes2, '')
app.UIAxes2.FontUnits = 'points';
app.UIAxes2.FontSize = 9;
app.UIAxes2.CLim = [0 1];
app.UIAxes2.XColor = 'none';
app.UIAxes2.YColor = 'none';
app.UIAxes2.TitleFontWeight = 'bold';
app.UIAxes2.Position = [31 294 377 270];
% Create UIAxes
app.UIAxes = uiaxes(app.UIFigure);
title(app.UIAxes, '处理后的图')
xlabel(app.UIAxes, '')
ylabel(app.UIAxes, '')
app.UIAxes.AmbientLightColor = 'none';
app.UIAxes.MinorGridLineStyle = 'none';
app.UIAxes.GridColor = 'none';
app.UIAxes.MinorGridColor = 'none';
app.UIAxes.XColor = 'none';
app.UIAxes.YColor = 'none';
app.UIAxes.TitleFontWeight = 'bold';
app.UIAxes.BackgroundColor = [0.9412 0.9412 0.9412];
app.UIAxes.Position = [472 294 371 270];
% Create Panel
app.Panel = uipanel(app.UIFigure);
app.Panel.ForegroundColor = [1 0 0];
app.Panel.TitlePosition = 'centertop';
app.Panel.Title = '功能区';
app.Panel.BackgroundColor = [0.9412 0.9412 0.9412];
app.Panel.FontSize = 18;
app.Panel.Position = [31 33 796 238];
% Create Button
app.Button = uibutton(app.Panel, 'push');
app.Button.ButtonPushedFcn = createCallbackFcn(app, @ButtonPushed, true);
app.Button.Position = [670 12 113 47];
app.Button.Text = '打开图片';
% Create Button_3
app.Button_3 = uibutton(app.Panel, 'push');
app.Button_3.ButtonPushedFcn = createCallbackFcn(app, @Button_3Pushed, true);
app.Button_3.Position = [26 149 100 25];
app.Button_3.Text = '椒盐噪声';
% Create Button_2
app.Button_2 = uibutton(app.Panel, 'push');
app.Button_2.ButtonPushedFcn = createCallbackFcn(app, @Button_2Pushed, true);
app.Button_2.Position = [195 149 100 25];
app.Button_2.Text = '灰度化';
% Create SobelButton
app.SobelButton = uibutton(app.Panel, 'push');
app.SobelButton.ButtonPushedFcn = createCallbackFcn(app, @SobelButtonPushed, true);
app.SobelButton.Position = [195 107 100 22];
app.SobelButton.Text = 'Sobel';
% Create CannyButton
app.CannyButton = uibutton(app.Panel, 'push');
app.CannyButton.ButtonPushedFcn = createCallbackFcn(app, @CannyButtonPushed, true);
app.CannyButton.Position = [195 58 100 22];
app.CannyButton.Text = 'Canny';
% Create Button_4
app.Button_4 = uibutton(app.Panel, 'push');
app.Button_4.ButtonPushedFcn = createCallbackFcn(app, @Button_4Pushed, true);
app.Button_4.Position = [26 106 100 25];
app.Button_4.Text = '高斯噪声';
% Create Button_5
app.Button_5 = uibutton(app.Panel, 'push');
app.Button_5.ButtonPushedFcn = createCallbackFcn(app, @Button_5Pushed, true);
app.Button_5.Position = [348 106 100 25];
app.Button_5.Text = '人脸检测';
% Create Button_6
app.Button_6 = uibutton(app.Panel, 'push');
app.Button_6.ButtonPushedFcn = createCallbackFcn(app, @Button_6Pushed, true);
app.Button_6.Position = [499 105 100 26];
app.Button_6.Text = '摄像头预览';
% Create Button_7
app.Button_7 = uibutton(app.Panel, 'push');
app.Button_7.ButtonPushedFcn = createCallbackFcn(app, @Button_7Pushed, true);
app.Button_7.Position = [499 57 100 25];
app.Button_7.Text = '摄像头人脸检测';
% Create Button_8
app.Button_8 = uibutton(app.Panel, 'push');
app.Button_8.ButtonPushedFcn = createCallbackFcn(app, @Button_8Pushed, true);
app.Button_8.Position = [348 149 100 25];
app.Button_8.Text = '角点检测';
% Create Button_9
app.Button_9 = uibutton(app.Panel, 'push');
app.Button_9.ButtonPushedFcn = createCallbackFcn(app, @Button_9Pushed, true);
app.Button_9.Position = [642 149 100 25];
app.Button_9.Text = '相机标定';
% Create Button_10
app.Button_10 = uibutton(app.Panel, 'push');
app.Button_10.ButtonPushedFcn = createCallbackFcn(app, @Button_10Pushed, true);
app.Button_10.Position = [642 105 100 26];
app.Button_10.Text = '倾斜矫正';
% Create Button_12
app.Button_12 = uibutton(app.Panel, 'push');
app.Button_12.ButtonPushedFcn = createCallbackFcn(app, @Button_12Pushed, true);
app.Button_12.Position = [26 56 100 26];
app.Button_12.Text = '高斯平滑滤波';
% Create Button_13
app.Button_13 = uibutton(app.Panel, 'push');
app.Button_13.ButtonPushedFcn = createCallbackFcn(app, @Button_13Pushed, true);
app.Button_13.Position = [499 148 100 26];
app.Button_13.Text = '拍照';
% Show the figure after all components are created
app.UIFigure.Visible = 'on';
end
end
% App creation and deletion
methods (Access = public)
% Construct app
function app = app1
% Create UIFigure and components
createComponents(app)
% Register the app with App Designer
registerApp(app, app.UIFigure)
if nargout == 0
clear app
end
end
% Code that executes before app deletion
function delete(app)
% Delete UIFigure when app is deleted
delete(app.UIFigure)
end
end
end
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