【圖像配準】基于SIFT實現圖像配準拼接含Matlab源碼
1 簡介

2 部分代碼
function varargout = OpenImage(varargin)
% OPENIMAGE MATLAB code for OpenImage.fig
% ? ? ?OPENIMAGE, by itself, creates a new OPENIMAGE or raises the existing
% ? ? ?singleton*.
%
% ? ? ?H = OPENIMAGE returns the handle to a new OPENIMAGE or the handle to
% ? ? ?the existing singleton*.
%
% ? ? ?OPENIMAGE('CALLBACK',hObject,eventData,handles,...) calls the local
% ? ? ?function named CALLBACK in OPENIMAGE.M with the given input arguments.
%
% ? ? ?OPENIMAGE('Property','Value',...) creates a new OPENIMAGE or raises the
% ? ? ?existing singleton*. ?Starting from the left, property value pairs are
% ? ? ?applied to the GUI before OpenImage_OpeningFcn gets called. ?An
% ? ? ?unrecognized property name or invalid value makes property application
% ? ? ?stop. ?All inputs are passed to OpenImage_OpeningFcn via varargin.
%
% ? ? ?*See GUI Options on GUIDE's Tools menu. ?Choose "GUI allows only one
% ? ? ?instance to run (singleton)".
%
% See also: GUIDE, GUIDATA, GUIHANDLES
% Edit the above text to modify the response to help OpenImage
% Last Modified by GUIDE v2.5 04-Jul-2016 15:53:58
% Begin initialization code - DO NOT EDIT
gui_Singleton = 1;
gui_State = struct('gui_Name', ? ? ? mfilename, ...
? ? ? ? ? ? ? ? ? 'gui_Singleton', ?gui_Singleton, ...
? ? ? ? ? ? ? ? ? 'gui_OpeningFcn', @OpenImage_OpeningFcn, ...
? ? ? ? ? ? ? ? ? 'gui_OutputFcn', ?@OpenImage_OutputFcn, ...
? ? ? ? ? ? ? ? ? 'gui_LayoutFcn', ?[] , ...
? ? ? ? ? ? ? ? ? 'gui_Callback', ? []);
if nargin && ischar(varargin{1})
? ?gui_State.gui_Callback = str2func(varargin{1});
end
if nargout
? ?[varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
else
? ?gui_mainfcn(gui_State, varargin{:});
end
% End initialization code - DO NOT EDIT
% --- Executes just before OpenImage is made visible.
function OpenImage_OpeningFcn(hObject, eventdata, handles, varargin)
% This function has no output args, see OutputFcn.
% hObject ? ?handle to figure
% eventdata ?reserved - to be defined in a future version of MATLAB
% handles ? ?structure with handles and user data (see GUIDATA)
% varargin ? command line arguments to OpenImage (see VARARGIN)
% Choose default command line output for OpenImage
handles.output = hObject;
% Update handles structure
guidata(hObject, handles);
% UIWAIT makes OpenImage wait for user response (see UIRESUME)
% uiwait(handles.figure1);
initital_dir=pwd;
FileInformation=load_listbox(initital_dir,handles);
handles.FileInformation=FileInformation;
guidata(handles.figure1,handles);
uiwait(handles.figure1);
% --- Outputs from this function are returned to the command line.
function varargout = OpenImage_OutputFcn(hObject, eventdata, handles)
% varargout ?cell array for returning output args (see VARARGOUT);
% hObject ? ?handle to figure
% eventdata ?reserved - to be defined in a future version of MATLAB
% handles ? ?structure with handles and user data (see GUIDATA)
global Image_I;
% Get default command line output from handles structure
if isstruct(handles)==1
? ?varargout{1} = handles.output;
? ?Image_I.flag = 0;
else ?%區(qū)分是否選擇圖片
? ?varargout{1} = 0;
? ?Image_I.flag = 1;
end
% --- Executes on selection change in listbox1.
function listbox1_Callback(hObject, eventdata, handles)
% hObject ? ?handle to listbox1 (see GCBO)
% eventdata ?reserved - to be defined in a future version of MATLAB
% handles ? ?structure with handles and user data (see GUIDATA)
% Hints: contents = cellstr(get(hObject,'String')) returns listbox1 contents as cell array
% ? ? ? ?contents{get(hObject,'Value')} returns selected item from listbox1
index_selected=get(handles.listbox1,'Value');
filename=handles.FileInformation.sorted_names{index_selected};
handles.FileInformation.filename=[pwd,'\',filename];
handles.FileInformation.names_disp=handles.FileInformation.sorted_names_disp{index_selected};
handles.FileInformation.imsize=handles.FileInformation.imsize_disp{index_selected};
if index_selected<=handles.FileInformation.cnPiont
? ?cd(handles.FileInformation.filename)
? ?FileInformation=load_listbox(pwd,handles);
? ?handles.FileInformation=FileInformation;
? ?handles.FileInformation.IsImage=0;
else
? ?handles.FileInformation.IsImage=1;
end
global Image_I;
Image_I.figure1 = handles.figure1;
Image_I.FileInformation = handles.FileInformation;
guidata(handles.figure1,handles);
uiresume(handles.figure1);
% --- Executes during object creation, after setting all properties.
function listbox1_CreateFcn(hObject, eventdata, handles)
% hObject ? ?handle to listbox1 (see GCBO)
% eventdata ?reserved - to be defined in a future version of MATLAB
% handles ? ?empty - handles not created until after all CreateFcns called
% Hint: listbox controls usually have a white background on Windows.
% ? ? ? See ISPC and COMPUTER.
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
? ?set(hObject,'BackgroundColor','white');
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
function FileInformation=load_listbox(dir_path,handles)
cd(dir_path)
dir_struct=dir(dir_path);
[sorted_names1,sorted_index1]=sortrows({dir_struct.name}');
k=max(sorted_index1);
if k==2
? ?sorted_names{1}='.';
? ?sorted_names{2}='..';
? ?sorted_names_disp{1}='.';
? ?sorted_names_disp{2}='..';
? ?imsize_disp{1}='null';
? ?imsize_disp{2}='null';
? ?cnPiont=2;
else
? ? sorted_names{1}='.';
? ?sorted_names{2}='..';
? ?sorted_names_disp{1}='.';
? ?sorted_names_disp{2}='..';
? ?imsize_disp{1}='null';
? ?imsize_disp{2}='null';
? ?cn=2;
? ?%%%%%%%%%%%%%%查找文件夾
? ?for i=1:k
? ? ? ?[path,name,ext]=fileparts(sorted_names1{i});
? ? ? ?switch ext
? ? ? ? ? ?case ''
? ? ? ? ? ? ? ?cn=cn+1;
? ? ? ? ? ? ? ?cnarray(cn)=cn;
? ? ? ? ? ? ? ?sorted_names{cn}=name;
? ? ? ? ? ? ? ?sorted_names_disp{cn}=name;
? ? ? ? ? ? ? ?imsize_disp{cn}='null';
? ? ? ?end
? ?end
? ?cnPiont=cn;
? ?%%%%%%%%%%%%%%%%%查找圖片文件
? ?for i=1:k
? ? ? ?[path,name,ext]=fileparts(sorted_names1{i});
? ? ? ?switch ext
? ? ? ? ? ?case {'.bmp','.jpg','.jpeg','.tif','.png','.gif'}
? ? ? ? ? ? ? ?cn=cn+1;
? ? ? ? ? ? ? ?cnarray(cn)=cn;
? ? ? ? ? ? ? ?name=[name,ext];
? ? ? ? ? ? ? ?sorted_names{cn}=name;
? ? ? ? ? ? ? ?temp=imread(name);
? ? ? ? ? ? ? ?[m,n]=size(temp);
? ? ? ? ? ? ? ?m=num2str(m);
? ? ? ? ? ? ? ?n=num2str(n);
? ? ? ? ? ? ? ?imsize=[' ',m,'*',n];
? ? ? ? ? ? ? ?name_disp=[name,imsize];
? ? ? ? ? ? ? ?sorted_names_disp{cn}=name_disp;
? ? ? ? ? ? ? ?imsize_disp{cn}=imsize;
? ? ? ?end
? ?end
end
FileInformation.sorted_names=sorted_names;
FileInformation.sorted_names_disp=sorted_names_disp;
FileInformation.imsize_disp=imsize_disp;
FileInformation.cnPiont=cnPiont;
set(handles.listbox1,'String',sorted_names_disp,...
? ?'Value',1);
set(handles.text1,'String',pwd);
3 仿真結果


4 參考文獻
[1]袁杰. 基于SIFT的圖像配準與拼接技術研究[D]. 南京理工大學.
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