On Sun, 23 Oct 2005 12:16:18 +1000 ffrr <[EMAIL PROTECTED]> wrote: > I wanted to see whether a very low end machine I had kicking around, > would work with a DVB card and using knoppmyth. > > Machine is... > > 533MHz Celeron > nVidia TNT2 16MB video card (external VGA to composite video converter > box) running at 640x480 > 512MB RAM > slow IDE drives (a 4 GB and a 15 GB - not intending to do much recording > :-)) > Twinhan DVB-T 3020C Mini Ter TV card > Knoppmyth R5A22 > > > > Firstly, ALL hardware works out of the box ! Only thing I 'cheated' on > was to import a channels.conf file that I generated on my other machine, > rather than scanning for channels during setup. > > > Performance... well it was ALMOST fast enough. So close. Just a slight > periodic pause while watching live TV. Turning off deinterlacing made > it ALMOST perfect. Recording seemed to work fine, with no pauses in > the video like live TV. Maybe the 15GB disk I was recording to was > faster than the 4GB disk that the live ringbuffer was on. Should have > tried pushing the ringbuffer onto the other disk maybe. > > Picture on the screen was just a bit under par. A bit blurry around the > edges. Not surprising using composite out on an external video > converter box. I am sure a nice newer cheap video card with svideo out > would give a great picture. > > > This experiment has been very helpful in my understanding just what type > of hardware I need for a standalone myth box. Just thought I'd relate > my experiences here in case it was of interest to anyone else, > especially after all the great help I have received of late. Note: no > glitches were apparent during the short test. I am convinced now at > least that this cheap DVB card is a great choice for use with MythTV. > When I get a better box, I might put a couple of them in it.
As I understand it DVB is transmitted in mpeg2 format already, so there is no need to do an encoding. I doubt your setup would have acceptable performance with a framegabber. Nice to see these benchmarks posted occasionally! > > > > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
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