how to get the duration of an mp4 file(h.264 standard)

Question

I want to get some information of an mp4 file , I try to use Shell32 , but it does not support mp4 format , I have found some dlls in the website , but all they are not COM component , then I try to use IBMToolkitForMpeg4SDK.jar , and then meets some problems:

***Exception in thread "main" java.net.MalformedURLException: Unrecognized extension of file: e:\1.mpeg
at I4g.d(Unknown Source)
at I4g.a(Unknown Source)
at I4i.a(Unknown Source)
at I4b.a(Unknown Source)
at I4b.open(Unknown Source)
at AVgenSample.getMp4Duration(AVgenSample.java:48)
at AVgenSample.main(AVgenSample.java:36)***

So I want to get the information of mp4 file , anyone have any methods , please help!Thsnks all!

Answer 1

if you mean ISO file - this java library might help.

Use it to navigate to moov->trak->mdia->mdhd

or Elecard Video Format Analyzer http://www.elecard.com/en/download/products.html#development