[Mp4-tech] how to know the version of mpeg video and detect the type of frames.

[chigullapally raju]

HI
       i am new to this group .can anyone help me to know the  "command to detect the type of frame(I,P,B) in a Group of Picture(GOP) of MPEG video".
         how can i know the  version of the mpeg video like MPEG-1 ,MPEG-2,MPEG-4 etc ..
             Thanking You in advance
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