[Fwd: Re: [M4IF Technotes] Help]

[William Zhong]

Hi,
  As far as I can remember, H.263++ also support
DC/AC prediction (Annex I )
data partitioning  (Annex K )
--
Xiang Zhong (William)
Lumic Electronic Inc.
Suite 200, 18 Antares Drive
Nepean, Ontario K2E 1A9
Phone: (613)224-9926 x 242
Fax:  (613)224-7330
xzhong   lumictech.com
Arcin Bozkurt - Archie wrote:
>
>
> -------- Original Message --------
>
     Subject: Re: [M4IF Technotes] Help
        Date: Tue, 28 Aug 2023 09:58:51 +0530
        From: "Ramkishor Korada" <ramki   emuzed.com>
          To: "Sudhakar Rao Kimidi" <sudhakar   cradle.com>
          CC: <technotes   lists.m4if.org>
  References: <3B89E0C4.5D6A9DA7   cradle.com>
>
>
>
> Hi Sudhakar,
>     MPEG-4 is built over H.263. MPEG-4 has adopted the core compression
> efficiency tools from H.263 like unrestricted motion vector, 4 MV etc.
> The additional tools of MPEG-4 are adaptive AC/DC prediction, resync
> markers, data partitioning, RVLC, non-linear quantization of DC
> coefficients, supporting separate VLC table for Intra macroblocks etc.
> These comparisons are between MPEG-4 simple profile and H.263 only.
>
> -ramkishor
> Architect - Video
> Digital Media Technology Division
> Emuzed Bangalore Division
> IndiraNagar,Bangalore
> www.emuzed.com
>
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>
>
> ----- Original Message -----
> From: "Sudhakar Rao Kimidi"
> To:
> Sent: Monday, August 27, 2023 11:25 AM
> Subject: [M4IF Technotes] Help
>
>
> > Hi all,
> >
> > I need information on differences/similarities between H.263 and MPEG-4
> > video simple profile. Can somebody send me link to the site which has
> > got such stuff.
> > Thanking You all,
> > Sudhakar.
> >
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> > http://lists.m4if.org/mailman/listinfo/technotes
> >
> >
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