per...@pluto.rain.com wrote:
Mel Flynn wrote:
However, thinking about this inquiry and JPEG in the same sentence
has given me an idea that might help the OP: JPEG is a "lossy"
compression, with the degree of loss related to the chosen image
quality, so two "similar" images might become identic
Mel Flynn wrote:
> On Monday 07 September 2009 05:09:53 Michael David Crawford wrote:
> > > M> I'm looking for a pseudo-checksum tool for use with
> > > M> cataloging images.
> > One way you could approach it might be to use a blur filter ...
> > Small differences in individual pixels would be blu
On Monday 07 September 2009 05:09:53 Michael David Crawford wrote:
> > M> I'm looking for a pseudo-checksum tool for use with cataloging images.
>
> I've seen such tools advertised, but they were proprietary products and
> only worked on windows.
>
> One way you could approach it might be to use a
>> Modulok writes:
>> > I'm not even sure such a tool exists, but it's worth asking:
>> >
>> > I'm looking for a pseudo-checksum tool for use with catalogging
>> > images. For example, a strict checksum algorithm, like the sha
>> > family, will produce a dramatically different checksum for two
>>
in message <44skf0c6zq@lowell-desk.lan>,
wrote Lowell Gilbert thusly...
>
> Modulok writes:
(I am replyin to Lowell's reply for I do not have OP.)
> > I'm not even sure such a tool exists, but it's worth asking:
> >
> > I'm looking for a pseudo-checksum tool for use with catalogging
> > ima
M> I'm looking for a pseudo-checksum tool for use with cataloging images.
I've seen such tools advertised, but they were proprietary products and
only worked on windows.
One way you could approach it might be to use a blur filter to blur each
of your images, and then to compare the blurred i
Modulok writes:
> I'm not even sure such a tool exists, but it's worth asking:
>
> I'm looking for a pseudo-checksum tool for use with catalogging
> images. For example, a strict checksum algorithm, like the sha family,
> will produce a dramatically different checksum for two files which
> differ
>> On Sat, 5 Sep 2009 10:33:03 -0600,
>> Modulok said:
M> I'm looking for a pseudo-checksum tool for use with cataloging images.
M> For example, a strict checksum algorithm, like the sha family, will
M> produce a dramatically different checksum for two files which differ by
M> only a single bit.
On Sat 05 Sep 2009 at 09:33:03 PDT Modulok wrote:
List,
I'm not even sure such a tool exists, but it's worth asking:
I'm looking for a pseudo-checksum tool for use with catalogging
images. For example, a strict checksum algorithm, like the sha family,
will produce a dramatically different check
List,
I'm not even sure such a tool exists, but it's worth asking:
I'm looking for a pseudo-checksum tool for use with catalogging
images. For example, a strict checksum algorithm, like the sha family,
will produce a dramatically different checksum for two files which
differ by only a single bit.
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