[Mp4-tech] Re: [opendtv] Re: HDTV and SDTV Decoders for MPEG-2 and MPEG-4 AVC

[Donald Koeleman]

A SD decoder can only decode SD, not HD, so in that respect it differs from
a decoder that can decode hd as well as SD. But IF you have a HD decoder, it
will also decode SD, so in effect you only require one decoder in a stb.
D.
----- Original Message ----- 
From: "Prashant Desai" <prashant.desai vsnl.co.in>
To: <opendtv freelists.org>
Cc: <mp4-tech lists.mpegif.org>
Sent: Tuesday, February 15, 2024 4:18 PM
Subject: [opendtv] Re: HDTV and SDTV Decoders for MPEG-2 and MPEG-4 AVC
Hi Donald
  could not get you on " > You are partly mistaken. Decoders are different,
"  this
   decoders are different means ? ..........i mean different with ref. to ?
regards,
Prashant Desai
----- Original Message ----- 
From: "Donald Koeleman" <donald.koeleman hoppers.nl>
To: <opendtv freelists.org>
Cc: <mp4-tech lists.mpegif.org>
Sent: Tuesday, February 15, 2024 7:59 PM
Subject: [opendtv] Re: HDTV and SDTV Decoders for MPEG-2 and MPEG-4 AVC
> You are partly mistaken. Decoders are different, how ever a HD decoder is
> supposed to also decode SD, so you just require a single decoder/codec.
>
> d.
>