how to check whether both videos are equal?

how to check whether both videos are equal?

[Walter Roberson]

Your plan is to create an automatic rating service for Rotten Tomatoes? By taking a few key movies with known Critic's Ratings, and comparing a new movie to them using your program, you can automatically determine which other movie the new movie is equal to in aesthetic quality ?

Answer 1

[Jan]

Compare them.

Open both files and compare them byte by byte. Because this can be time consuming, a usual method is comparing the file size at first. If they match, compare the first 1000 bytes. If they match, create a "hash" for the files, e.g. MD5, see DataHash or CalcMD5.