Error: Index exceeds matrix dimensions.

obj=mmreader('ATMvid.avi');
a=read(obj, [10 200]);
%a=read(obj);
frames=get(obj,'numberOfFrames');% to find no.of frames
frames
for k = 1 : frames-1
source(k).cdata = a(:,:,:,k);
source(k).colormap = [];
end
In above code I am getting error "Index exceeds matrix dimensions.", please help

回答(1 个)

What you should do is
for k = 1 : size(a,4)
source(k).cdata = a(:,:,:,k);
source(k).colormap = [];
end

8 个评论

thanks, still i am getting error-nitialization failed. (No combination of intermediate filters could be found to make the connection.)
Error in ==> mmreader.mmreader at 66
uddobj = audiovideo.mmreader(fullFilePath);
code:
obj=mmreader('ATMvid.avi');
a=read(obj, [10 101]);
%a=read(obj);
frames=get(obj,'numberOfFrames');% to find no.of frames
frames
for k = 1 : size(a,4)
source(k).cdata = a(:,:,:,k);
source(k).colormap = [];
end
Maybe your file is not in the current folder
We think it's a problem with his movie file. See his duplicate post
What does mmfileinfo say about the encoder?
Is it an Indeo5 file? And are you running on 64 bit Windows? If so then are you also running with 64 bit MATLAB ?
yes, 64 bit windows 7.
matlab7.7(2008)-32bit.how to finf indeo5 file?
this problem solved after installation of window 7 codec net pack.

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