Cannot read a another video (HELP)
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""
obj=VideoReader('222.wmv');
a=read(obj);
frames=get(obj,'numberOfFrames');
for k = 1 : frames
I(k).cdata = a(:,:,:,k);
I(k).colormap = [];
end
implay(I);
""
i have a video with name '111.wmv' this 1 i can read it but when i want to read another video name'222.wmv' it give a an error
"
Dot name reference on non-scalar structure.
Error in VideoReader/read (line 91)
if( ~isempty(obj.NumberOfFrames) )
Error in new (line 3)
a=read(obj);
" what does it mean & how do i solved it????
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採用された回答
Walter Roberson
2012 年 10 月 20 日
It means the VideoReader() call failed, such as might occur if 222.wmv was not found.
7 件のコメント
Walter Roberson
2012 年 10 月 21 日
Wait, this sounds familiar now. There is a bug, I think it is in R2012b only, that affects structure access.
Edit line 91 to change
if( ~isempty(obj.NumberOfFrames) )
to
if( ~isempty(obj(1).NumberOfFrames) )
and likewise on other lines that encounter the same problem.
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