[mythtv-users] Issues with new DVB card (aspect ratio and interlacing)

Nigel Metheringham Nigel.Metheringham at dev.intechnology.co.uk
Mon Apr 25 12:18:55 UTC 2005


On Mon, 2005-04-25 at 22:13 +1000, Marlor LPE wrote:
> As far as I can see MythTV is encoding this raw data
> straight to MPEG-4 (or RTJpeg). It would be nice if
> there was some way to deinterlace during this encoding
> process, as the OS X version of MythTV is extremely
> inefficient when it comes to zooming or deinterlacing
> during playback (it results in >3x the CPU
> utilization).

If you are using DVB then you will be getting a MPEG stream directly
from the card and just streaming it to disk - Myth will do pretty much
nothing with it, it certainly does not re-encode.

> However, in my case, I am still encoding the video
> stream in software, as I don't believe that my DVB
> card has a hardware MPEG encoder built in.

It won't have a hardware MPEG encoder - doesn't need one since the over-
the-air format is MPEG.

	Nigel.
-- 
[ Nigel Metheringham           Nigel.Metheringham at InTechnology.co.uk ]
[ - Comments in this message are my own and not ITO opinion/policy - ]




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