Image 在MatlabGuide gui中调用函数
我有一个名为“main.m”的脚本,它基本上采用我保存所有图像的路径,并将它们插入数组中。它将图像名称保存在.dat文件中,并调用名为“selectFolder.m”的函数 我在下面发布了所有脚本和函数,我的请求在底部Image 在MatlabGuide gui中调用函数,image,matlab,user-interface,matlab-guide,Image,Matlab,User Interface,Matlab Guide,我有一个名为“main.m”的脚本,它基本上采用我保存所有图像的路径,并将它们插入数组中。它将图像名称保存在.dat文件中,并调用名为“selectFolder.m”的函数 我在下面发布了所有脚本和函数,我的请求在底部 %% Folders imgFolder = './1.Dataset/'; functFolder = './2.Functions/' ; %resFolder = './3.Results/'; %% Add path addpath(genpath(imgFol
%% Folders
imgFolder = './1.Dataset/';
functFolder = './2.Functions/' ;
%resFolder = './3.Results/';
%% Add path
addpath(genpath(imgFolder));
addpath(genpath(functFolder));
%% Listing Folders where my images are at
myFolder1 = '../Always'; %folder path
[..] %12 folders in total
myFolder12 = '../Random'; %folder path
%% Distinguish folder 'Always' & 'Random'
% Always Folders: subset of images for all users
mfA = {myFolder1, myFolder3, myFolder5, myFolder7, myFolder9, myFolder11};
dimA = length(mfA);
% Random Folders: subset of images randomly showed
mfR = {myFolder2, myFolder4, myFolder6, myFolder8, myFolder10, myFolder12};
dimR = length(mfR);
% check if folders are present
for i = 1:dimA
if ~isdir(mfA{i})
errorMessage = sprintf('Error: The following folder does not exist:\n%s', mfA{i});
uiwait(warndlg(errorMessage));
return;
end
end
for j = 1:dimR
if ~isdir(mfR{j})
errorMessage = sprintf('Error: The following folder does not exist:\n%s', mfR{j});
uiwait(warndlg(errorMessage));
return;
end
end
%% Take images and insert'em in Arrays
% Always
MyImgs1 = dir(fullfile(mfA{1}, '*.jpg'));
[..] %for every cell
MyImgs6 = dir(fullfile(mfA{6}, '*.jpg'));
% Random
MyImgs1r = dir(fullfile(mfR{1}, '*.jpg'));
[..] %for every cell
MyImgs6r = dir(fullfile(mfR{6}, '*.jpg'));
% create arrays with images names
Array_mfA = {MyImgs1.name, MyImgs2.name, MyImgs3.name, MyImgs4.name, MyImgs5.name, MyImgs6.name};
Array_mfR = {MyImgs1r.name, MyImgs2r.name, MyImgs3r.name, MyImgs4r.name, MyImgs5r.name, MyImgs6r.name};
%% Print content of array on file
fileIDA = fopen('2.Functions/Array_Always.dat','w');
formatSpec = '%s,';
nrows = length(Array_mfA);
for row = 1 : nrows
fprintf(fileIDA, formatSpec, Array_mfA{row});
end
fclose(fileIDA);
fileIDR = fopen('2.Functions/Array_Random.dat','w');
formatSpec = '%s,';
nrows = length(Array_mfR);
for row = 1 : nrows
fprintf(fileIDR, formatSpec, Array_mfR{row});
end
fclose(fileIDR);
%disclaimer
nrc = 1;
file = fopen('2.Functions/disclaimer.dat', 'w');
fprintf(file, '%d', nrc);
fclose(file);
%% call function
selectFolder(mfA, mfR);
此函数以两个数组作为输入,这些数组包含已排序图像的所有名称。它执行一些操作,然后调用另一个函数“selectImage.m”,全屏显示所选图像
function [] = selectFolder(mfA, mfR)
clc
%% Open Arrays from file
% Always
fileID = fopen('2.Functions/Array_Always.dat', 'rt');
Array_A = textscan(fileID,'%s', 'Delimiter', ',');
fclose(fileID);
% Random
fileID2 = fopen('2.Functions/Array_Random.dat', 'rt');
Array_R = textscan(fileID2,'%s', 'Delimiter', ',');
fclose(fileID2);
%% Show Disclaimer
file = fopen('2.Functions/disclaimer.dat', 'r');
dis = fscanf(file, '%d');
fclose(file);
if (dis == 1)
set(gcf,'Toolbar','none','Menubar','none', 'NumberTitle','off');
set(gcf,'units','normalized','outerposition',[0 0 1 1]);
hAx = gca;
set(hAx,'Unit','normalized','Position',[0 0 1 1]);
imshow('1.Dataset/Disclaimer/DIS.jpg');
drawnow;
nrc = 0;
file = fopen('2.Functions/disclaimer.dat', 'w');
fprintf(file, '%d', nrc);
fclose(file);
return;
end
%% select random folder from 'Array_A' aka Always Array
dimA = length(mfA);
if ~isempty(Array_A{1})
rndn = randperm(dimA, 1);
A_check = Array_A;
while isequal(A_check,Array_A)
Array_A = selectImage(mfA{rndn}, Array_A);
if isequal(A_check,Array_A)
rndn = randperm(dimA, 1);
end
end
fileIDA = fopen('2.Functions/Array_Always.dat','w');
formatSpec = '%s,';
nrows = cellfun('length', Array_A);
for row = 1 : nrows
fprintf(fileIDA, formatSpec, Array_A{1}{row});
end
fclose(fileIDA);
return;
end
%% select random folder from 'Array_R' aka Random Array
if ~isempty(Array_R{1})
dimR = length(mfR);
rndnr = randperm(dimR, 1);
R_check = Array_R;
while isequal(R_check,Array_R)
Array_R = selectImage(mfR{rndnr}, Array_R);
if isequal(R_check, Array_R)
rndnr = randperm(dimR, 1);
end
end
fileIDR = fopen('2.Functions/Array_Random.dat','w');
formatSpec = '%s,';
nrows = cellfun('length', Array_R);
for row = 1 : nrows
fprintf(fileIDR, formatSpec, Array_R{1}{row});
end
fclose(fileIDR);
end
end
选择图像:
function [ Array ] = selectImage( myFolder, Array )
%% Check
MyImgs = dir(fullfile(myFolder, '*.jpg'));
dim = length(MyImgs);
n = 0;
for i = 1 : dim
MyImgs(i).name
if ~any(strcmp(Array{1}, MyImgs(i).name))
disp(MyImgs(i).name);disp('not present in ');disp(myFolder);
n = n + 1;
end
end
if (n == dim)
disp('empty folder')
return;
end
rN = randperm(dim, 1);
baseFileName = MyImgs(rN).name;
while ~any(strcmp(Array{1}, baseFileName))
fprintf(1, 'not present %s\n', baseFileName);
rN = randperm(dim, 1);
baseFileName = MyImgs(rN).name;
end
%% Dispay image
dim = cellfun('length', Array);
for i = 1 : dim
if strcmp(baseFileName, Array{1}(i))
Array{1}(i) = [];
break
end
end
fullFileName = fullfile(myFolder, baseFileName);
fprintf(1, 'Now reading %s\n', fullFileName);
imageArray = imread(fullFileName);
set(gcf,'Toolbar','none','Menubar','none', 'NumberTitle','off');
set(gcf,'units','normalized','outerposition',[0 0 1 1]);
hAx = gca;
set(hAx,'Unit','normalized','Position',[0 0 1 1]);
imshow(imageArray); % Display image.
drawnow;
end
现在我必须在gui中集成这些功能。我想做的是只调用一次“main.m”脚本,并使用类似“Let's Start”的按钮,然后显示免责声明。
然后只调用“Next”(下一步)按钮重复该过程,该按钮调用“selectFolder.m”,并按照上述步骤显示图像
这样做有可能吗?我的意思是,如何将变量“mfA”和“mfR”传递给selectFolder?有更好更简单的方法吗
gui中的代码如下所示:
-主要内容:
% --- Executes on button press in Start.
function Start_Callback(hObject, eventdata, handles)
% hObject handle to Start (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
axes(handles.axes1);
figure
main
-选择文件夹:
function Next_Callback(hObject, eventdata, handles)
% hObject handle to Next (see GCBO)
% eventdata reserved - to be defined in a future version of MATLAB
% handles structure with handles and user data (see GUIDATA)
axes(handles.axes1);
figure %show the image in another window
selectFolder(mfA, mfR)
在GUI回调中共享变量的一种简单方法是使用 功能 关于您的特定变量
mfA
和mfR
,您可以使用guidata
要存储它们,请这样做:在生成要与其他回调共享的变量的回调中,可以插入以下代码:
% Get the GUI data
my_guidata=guidata(gcf);
%
% section of your code in which you create the mfA and mfR vars
%
% Store the variables to be shared among the callbacks in the guidata
my_guidata.mfA=mfA;
my_guidata.mfR=mfR;
% Save the updated GUI data
guidata(gcf,my_guidata);
% Get the GUI data
my_guidata=guidata(gcf);
% Retrieve the data from the GUI data structure
mfA=my_guidata.mfA;
mfR=my_guidata.mfR;
在回调中,您可以插入
以下代码:
% Get the GUI data
my_guidata=guidata(gcf);
%
% section of your code in which you create the mfA and mfR vars
%
% Store the variables to be shared among the callbacks in the guidata
my_guidata.mfA=mfA;
my_guidata.mfR=mfR;
% Save the updated GUI data
guidata(gcf,my_guidata);
% Get the GUI data
my_guidata=guidata(gcf);
% Retrieve the data from the GUI data structure
mfA=my_guidata.mfA;
mfR=my_guidata.mfR;
在这两个示例中,structmy_guidata
包含GUI的句柄和您定义的其他变量
关于GUI的体系结构,有很多可能性
第一条评论:看看你在问题底部发布的两个回调,似乎你的GUI至少有一个轴
,然而,你在这两个轴中都创建了一个新的图
,因此不清楚轴的作用
现在考虑你的问题
我想做的是只调用一次“main.m”脚本,并使用类似“Let's Start”的按钮,然后显示免责声明。然后只调用“Next”(下一步)按钮重复该过程,该按钮调用“selectFolder.m”,并按照上述步骤显示图像
- 只需使用类似“Let's Start”的按钮调用一次“main.m”脚本,就会显示免责声明
您只需在Start
按钮回调中复制main
的相关代码即可
请注意,显示免责声明的代码实际上位于您的selectFolder
功能中,因此您必须在
开始
回调
- 然后只调用“Next”(下一步)按钮重复该过程,该按钮调用“selectFolder.m”,并按照上述步骤显示图像
要执行此操作,您必须从主菜单中删除对selectFolder
的调用,并在Next
pushbotton回调中移动您的主体
此外,您还可以复制GUI.m
文件中的选择image
希望这有帮助
Qapla'