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Posted by Roy L. Fuchs on 09/26/20 11:52
On Sun, 9 Jul 2006 14:59:59 -0400, "Joshua Zyber"
<joshzyber@comcast.net> Gave us:
>"Jordan" <lundj@earthlink.net> wrote in message
>news:1152457583.351264.201650@75g2000cwc.googlegroups.com...
>> You might want to mention why MPEG2 is a problem... the spec for HDTV
>> broadcast quality is 25mbps, you would think that Blu-Ray wouldn't
>> have
>> a problem with this since the low end for the Blu-Ray (and HD-DVD)
>> spec
>> is 36mbps.
>>
>> The problem is that MPEG2 maxxes out at 19mbps. This is why all the
>> early Blu-Ray movies look like crap. They simply can't push the HDTV
>> resolution fast enough to give a decent picture quality.
>
>Don't forget that all of Sony's Blu-ray releases are also crippled in
>their video bit rates by the need to include space-hogging PCM 5.1
>soundtracks (and that's after the PCM has been downsampled to 16-bit
>resolution). HD DVD uses Dolby Digital Plus and Dolby TrueHD, which take
>up a lot less space for comparable quality, and don't compromise the
>video bit rate.
>
Excellent observation! I have never heard sound this good, so I
would just as soon have the extra bandwidth go toward the video
stream.
If it is good enough for the motion picture industry to use at the
theaters, it is good enough for me... :-]
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