[mythtv-users] Possibly a "dumb" question

Christopher Meredith chmeredith at gmail.com
Fri Feb 5 15:54:35 UTC 2010

On Fri, Feb 5, 2010 at 9:40 AM, Jim Morton <Jim at morton.hrcoxmail.com> wrote:
> Can someone explain this to me? I just don't get it...
> Myth records shows as mpeg or whatever is being broadcast with no decoding
> or other changes effectively capturing it unaltered.
> During playback, Myth has a myriad of ways to process and render video/audio
> to then deliver to the TV.
> Why can't it just stream the exact file to the TV and let the TV tuner
> receive/decode/render/interlace/deinterlace it. In other words hand it to
> the TV exactly as it were broadcast.
> I believe cable boxes do just that. Provide the broadcast stream on channel
> 3 or 4 and let the TV deal with it.

No they don't. In fact, if you have decent hardware, you should
disable the STB's resampling/rescaling/deinterlacing functions (which
it has) and let MythTV handle it because (esp. with VDPAU) the results
will be much better. STBs can and do convert the signals.

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