[Mp4-tech] MPEG4, MPEG2, and MPEG1

[Parth Dixit]

hi,
    mpeg-2 is backward compatible with mpeg1.
            MPEG4 is also compatible with h.263 in short header mode but i
don't know if it is compatible with MPEG-2.
           parth
----- Original Message ----- 
From: "Kae Hsueh" <kaehsueh gmail.com>
To: <mp4-tech lists.mpegif.org>
Sent: Friday, January 21, 2024 11:38 PM
Subject: [Mp4-tech] MPEG4, MPEG2, and MPEG1
> This might be a stupid question. Can some one tell me if MPEG2 is
> backward compatible to MPEG1? It means can I use MPEG2 decoder to
> decode MPEG1 streams or files?
>
> Same go with MPEG-4. Can I use MPEG-4 decoder to decode MPEG1 or MPEG2
> streams or files?
>
> Kae
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