Finding duplicated photo

[Thomas Jollans]

On 07/08/2011 01:29 PM, TheSaint wrote:
> Hello,
> 
> I came across the problem that Gwenview moves the photo from the camera 
> memory by renaming them, but later I forgot which where moved.
> Then I tought about a small script in python, but I stumbled upon my 
> ignorance on the way to do that.
> 
> PIL can find similar pictures. I was thinking to reduce the foto into gray 
> scale and resize them to same size, what algorithm should take place?
> Is PIL able to compare 2 images?
>  

If Gwenview simply moves/renames the images, is it not enough to compare
the actual files, byte by byte?