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2 MV 1:00 1:05 1:00 1:05 55

3 DTW 56

4 function varargout = my_filter8(varargin) gui_singleton = 1; gui_state = struct('gui_name', mfilename,... 'gui_singleton', gui_singleton,... 'gui_layoutfcn', [],... 'gui_callback', []); if nargin && ischar(varargin{1}) gui_state.gui_callback = str2func(varargin{1}); if nargout [varargout{1:nargout}] = gui_mainfcn(gui_state, varargin{:}); else gui_mainfcn(gui_state, varargin{:}); function my_filter8_openingfcn(hobject, eventdata, handles, varargin) handles.output = hobject; function varargout = my_filter8_outputfcn(hobject, eventdata, handles) varargout{1} = handles.output; function edit1_callback(hobject, eventdata, handles) value=str2double(get(hobject,'string')) ; handles.edsec=value; function edit1_createfcn(hobject, eventdata, handles) if ispc && isequal(get(hobject,'backgroundcolor'), 57

5 get(0,'defaultuicontrolbackgroundcolor')) set(hobject,'backgroundcolor','white'); function edit2_callback(hobject, eventdata, handles) value=str2double(get(hobject,'string')) ; handles.stsec=value; function edit2_createfcn(hobject, eventdata, handles) if ispc && isequal(get(hobject,'backgroundcolor'), get(0,'defaultuicontrolbackgroundcolor')) set(hobject,'backgroundcolor','white'); function pushbutton1_callback(hobject, eventdata, handles) [handles.filename1,pathname1] = uigetfile({'*.wav'},'load Wav File'); [d1,sr] = wavread([pathname1 '/' handles.filename1],[1 2]); [handles.d1,handles.sr] = wavread(handles.filename1,[handles.stsec*sr handles.edsec*sr]); handles.d1=specgram(handles.d1,512,handles.sr,512,384); function pushbutton2_callback(hobject, eventdata, handles) [handles.filename2,pathname1] = uigetfile({'*.wav'},'load Wav File'); [d1,sr] = wavread([pathname1 '/' handles.filename2],[1 2]); [d1,sr] = wavread(handles.filename2,[handles.stsec*sr handles.edsec*sr]); handles.d2=specgram(d1,512,sr,512,384); function pushbutton3_callback(hobject, eventdata, handles) [filename1, pathname] = uigetfile('*.avi', 'Select an AVI file.'); M=aviinfo(filename1); [filename2, pathname] = uigetfile('*.avi', 'Select an AVI file.'); M2=aviinfo(filename2); handles.startmin1=handles.startmin1+handles.stsec; whole video %%time in the 58

6 Startmin1=handles.startmin1; handles.startmin2=handles.startmin2+handles.stsec; Startmin2=handles.startmin2; handles.min1=handles.min1+handles.stsec; handles.min2=handles.min2+handles.stsec; flag=mod(handles.startmin1*m.framespersecond,1); if flag~=0 %%get framenumber in integer handles.startmin1=handles.startmin1*m.framespersecond-flag+1; flag=mod(handles.startmin2*m2.framespersecond,1); if flag~=0 handles.startmin2=handles.startmin2*m2.framespersecond-flag+1; flag=mod(handles.min1*m.framespersecond,1); if flag~=0 handles.min1=handles.min1*m.framespersecond-flag; flag=mod(handles.min2*m2.framespersecond,1); if flag~=0 handles.min2=handles.min2*m2.framespersecond-flag; range=handles.min1-handles.startmin1; if (handles.min2-handles.startmin2)<range range=handles.min2-handles.startmin2; rangemin1=range/m.framespersecond; rangemin2=range/m2.framespersecond; switch (handles.s) %read audio case 1 [video, audio] = mmread(handles.filename1,[],[startmin1 Startmin1+rangemin2],true,false); audio.times = audio.times - Startmin1; case 2 [video, audio] = mmread(handles.filename2,[],[startmin2 Startmin2+rangemin2],true,false); audio.times = audio.times - Startmin2; 59

7 %read video video = mmread(filename1,[],[startmin1 Startmin1+rangemin2],false,true); video.times = video.times - Startmin1; video2= mmread(filename2,[],[startmin2 Startmin2+rangemin2],false,true); video2.times = video2.times - Startmin2; switch (handles.s2) case 1 i=1;j=1; for i=1:range video.frames(i).cdata = [video.frames(i).cdata video2.frames(i).cdata]; j=j+1; video.width=video.width+video2.width; case 2 i=1; %have problem for i=1:range video.frames(i).cdata = [video.frames(i).cdata; video2.frames(i).cdata]; video.height=video.height+video2.height; if handles.min1-handles.startmin1~=0 for k=1:handles.min1-handles.startmin1 video.frames(k+range)=[]; video.times(k+range)=[]; if handles.min2-handles.startmin2~=0 for k=1:handles.min2-handles.startmin2 video2.frames(k+range)=[]; video2.times(k+range)=[]; 60

8 mmwrite('output.wmv',audio,video); A=imread('images.jpeg'); figure('unit','pixel','position',[500,300,137,137]); image(a); set(gca,'xticklabel','') set(gca,'yticklabel','') clear handles; clear all; function pushbutton4_callback(hobject, eventdata, handles) te_sm = simmx( abs(handles.d1), abs(handles.d2) ); handles.d1=[]; handles.d2=[]; [te_p,te_q,te_c] = dp(1-te_sm); te_top=1; te_test=1; te_points = zeros(1,1000); te_pointe = zeros(1,1000); te_lastp = te_p(1); te_lastq = te_q(1); te_points(1)=1; for i = 1:length(te_p) if te_test==0 if ((te_lastp+1) ==te_p(i) && (te_lastq+1) == te_q(i)) te_test = 1; if te_top == 1 te_points(te_top) = i-1; elseif te_top > 1 if (i-te_pointe(te_top-1))<50 te_top = te_top-1; else te_points(te_top) = i-1; 61

9 elseif te_test==1 if ((te_lastp+1)~=te_p(i) && (te_lastq + 1)~=te_q(i)) te_test=0; te_pointe(te_top)=i-2; if i~=2 te_top=te_top+1; else continue; else continue; if i~=1 te_lastp=te_p(i); te_lastq=te_q(i); te_max = 0; te_test = 0; for k = 1:te_top te_e = te_pointe(k); te_s = te_points(k); if (( te_e-te_s ) > te_max) te_test = k; te_max = te_e-te_s; te_startp = te_points(te_test); te_p = te_pointe(te_test); te_long1 = length(handles.d1)/handles.sr; handles.startmin1 = te_p(te_startp) / (length(te_sm)/te_long1); handles.min1 = te_p(te_p) / (length(te_sm)/te_long1); handles.startmin2 = te_q(te_startp) / (length(te_sm)/te_long1); handles.min2 = te_q(te_p) / (length(te_sm)/te_long1); 62

10 clear te_*; handles.d1=0; function popupmenu2_callback(hobject, eventdata, handles) handles.s2 = get(hobject,'value'); function popupmenu2_createfcn(hobject, eventdata, handles) if ispc && isequal(get(hobject,'backgroundcolor'), get(0,'defaultuicontrolbackgroundcolor')) set(hobject,'backgroundcolor','white'); function popupmenu1_callback(hobject, eventdata, handles) popupmenu1 handles.s = get(hobject,'value'); function popupmenu1_createfcn(hobject, eventdata, handles) if ispc && isequal(get(hobject,'backgroundcolor'), get(0,'defaultuicontrolbackgroundcolor')) set(hobject,'backgroundcolor','white'); 63

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12 2007 MATLAB 1996 Audio Signal Processing and Recognition () [ ] Roger Jang's Home Page Daniel P. W. Ellis(2006 July 3)PLP and RASTA (and MFCC, and inversion) in Matlab using melfcc.m and invmelfcc.m. Lab for Recognition and Organization of Speech and Audio (LabROSA). Retrieved November 12, 2009, from Daniel P. W. Ellis(2008 June 9) Dynamic Time Warp (DTW) in Matlab. Lab for Recognition and Organization of Speech and Audio (LabROSA). Retrieved November 12, 2009, from Julius O. Smith III (2008 May 20) Spectrogram Computation. Center for Computer Research in Music and Acoustics (CCRMA), Stanford University. Retrieved November 12, 2009, from Mike Brookes, VOICEBOX: Speech Processing Toolbox for MATLAB. Department of Electrical & Electronic Engineering, Imperial College. Retrieved March 13, 2010, from. The MathWorks, Inc. Decrease sampling rate by integer factor - MATLAB. Retrieved March 13, 2010, from os-in-matlab.html 65

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