[EMAIL PROTECTED] wrote:
> On 5月13日, 下午3时49分, [EMAIL PROTECTED] (Rob Dixon) wrote:
>> [EMAIL PROTECTED] wrote:
>>> is there some lib can do image compare  thank you
>> What sort of comparison do you want to do? If you need to know whether two 
>> image
>> files are identical then File::Compare will help:
>>
>>  http://search.cpan.org/~rgarcia/perl-5.10.0/lib/File/Compare.pm
>>
>> But if the two images are in different formats or you want to know if they 
>> are
>> visually similar but not necessarily identical then the task is a lot harder,
>> although Image::Compare may do what you want. Read about it here:
>>
>>  http://search.cpan.org/~avif/Image-Compare-0.5/lib/Image/Compare.pm
> 
> thank you
> i want to find some module to deal with simple  captcha ,not like
> google,some simple captcha,
> little distort and transform, do you konw any cpan module can get this
> work done?? thank you very much!!

What is it you're trying to do? If you want to generate CAPTCHA images then
there are a number of Perl modules that will help as Gunnar directed you. But I
don't understand why you want to compare images unless you're writing a
CAPTCHA-breaking bot, in which case we can't help.

Rob

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