Re: search for better regtest comparison algorithm

[Hans Åberg]

> On 27 Jul 2024, at 18:56, Werner LEMBERG <wl@gnu.org> wrote:
> 
> I've posted a question on StackExchange, searching for a better
> regtest comparison algorithm
> 
>  
> https://computergraphics.stackexchange.com/questions/14143/search-for-special-image-difference-metric

I made a net search on “image compare program”, and found the link below. It 
does capture the image difference in your post above, music is listed as an 
application, and it says it is “open source” without detailing.

https://www.robots.ox.ac.uk/~vgg/software/image-compare/