[mythtv-users] USB dvb-s(2) devices and multirec
lfsmailing at gmail.com
Fri Jul 30 05:34:33 UTC 2010
> If a DVB tuner can pass the received transport stream to a consuming
> application, multirec can be used. If the DVB tuner PID-filters the
> stream to pass only a single program, multirec cannot be used as the
> application will only see a single program stream.
> PCI tuners have sufficient bandwidth to pass the whole transport
> stream, whereas early USB 1.1 tuners did not and PID-filtered the
> transport stream. USB 2.0 (and later) DVB tuners have sufficient
> bandwidth to pass the whole stream - whether they do or not is down to
> how each device was designed and implemented. All of the PCI DVB-T/S
> tuners I've tried at home (admittedly a small sample) have supported
> multirec. I don't have any DVB-S2 to test.
Reading you reasoning above it seems logical that most (or even all)
usb2.0 dvb tuners should work with multirec since they are
(so called) budget systems (I think).
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