[mythtv] Firewire: How to test input?
Jim Westfall
jwestfall at surrealistic.net
Wed Feb 9 02:04:06 UTC 2005
I am not a firewire expert, but I have always been under the impression
that node 0 is always your firewire card.
I would plug in your 3250HD box then run gscanbus to figure out what node
its on.
also test-mpeg2 dumps the mpeg2 to stdout, so make sure to redirect to a
file when you run it.
jim
Nate Carlson <natecars at natecarlson.com> wrote [02.08.05]:
> I know it's not strictly mythtv related, but I know some people here have
> gotten this working recently, so figured I'd try here first.
>
> I just got a 3250HD box from Time Warner with Firewire to try to hook it
> up to Myth, and am having trouble getting a test capture with test-mpeg2;
> just want to make sure I have my syntax right.
>
> Running "plugreport" shows the following:
>
> Host Adapter 0
> ==============
>
> Node 0 GUID 0x000f21be498a0000
> ------------------------------
> oMPR n_plugs=1, data_rate=2, bcast_channel=63
> oPCR[0] online=1, bcast_connection=0, n_p2p_connections=2
> channel=0, data_rate=2, overhead_id=0, payload=146
> iMPR n_plugs=0, data_rate=2
>
> Node 1 GUID 0x364fc0000ea09841
> ------------------------------
>
>
> If I unplug the cable box, Node 1 becomes Node 0 (ie, node 0 no longer has
> any data), so I'm pretty sure Node 0 is the cable box. :)
>
> I'm running test-mpeg2 like:
>
> test-mpeg2 -r 0
>
> and get the following output:
>
> libiec61883 warning: Overlayed connection on channel 0.
> You may need to manually set the channel on the receiving node.
> Starting to receive
>
> At that point, it doesn't do anything until I ctrl-c it, at which point it
> says "Done." What type of output am I supposed to get? Am I running it
> right?
>
> Links to additional docs would also be appreciated, of course!
>
> ------------------------------------------------------------------------
> | nate carlson | natecars at natecarlson.com | http://www.natecarlson.com |
> | depriving some poor village of its idiot since 1981 |
> ------------------------------------------------------------------------
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