File analyzer software?

i recently downloaded a good AVI file with bittorrent, and i can’t enjoy it with none of the players i always have and concerning the latest codec group so now that we received that off the beaten track:

I have to have a software that may analyze which kind of file that.avi actually is considering that people may change record extensions, possibly there is such your software

first decision:

http://mediainfo.sourceforge.net/en

second choice
http://www.videohelp.com/tools/GSpot
(no lengthier updated)

Here you >
http://www.softpedia.com/get/Programming/Other-Programming-Files/File-Analyzer.shtml

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