[mythtv-users] Concert footage and video artifacts

Simon Hobson linux at thehobsons.co.uk
Fri Nov 18 10:47:18 UTC 2016


Stuart Auchterlonie <stuarta at squashedfrog.net> wrote:

> Or the alternative tl;dr version.
> 
> Broadcasters want to stuff as many channels as possible into the
> available bandwidth so sacrifice quality for quantity = $$$ for them.
> 
> What helps is the newer codecs and modulation systems allow them to
> have higher bitrates whilst maintaining the same bandwidth. This allows
> them to sell you HD channels at a premium = $$$
> 
> Fundamentally it's all about $$$

That explains one reason why the bandwidth is constrained (even without any $$$ pressures, there'd still be technical limits) - but it doesn't explain why the effect itself happens (which was the purpose of my post).



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