[Mplayer-dvb] fast transcoding?

Gregoire Favre greg at ulima.unil.ch
Fri Aug 9 13:17:07 CEST 2002


On Fri, Aug 09, 2002 at 12:35:18PM +0200, Arpi wrote:

> yes. and?
> mencoder doesn't do transcoding. it does decoding and encoding.

;-) Oups: I have a lots to learn!!!

> as 98% of the time is spent in encoder, and that 2% (decoding) is much
> faster by software than sending data to dvb, wait for that to receive,
> decode, grab the picture via v4l (slow as hell), colorspace convert to yv12.
> 
> note that DVD sized mpeg2 decoding on my celeron 500 eat about 20% cpu,
> it's under 3% on 1.8ghz p4. encoding dvd sized divx/mpeg4 is under realtime
> pn the same p4. 

Well, knowing that of course close the question ;-)

Thank for all info and have a great day!

	Grégoire
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