[mythtv-users] Extracting QAM streams outside of Myth
Brian Wood
beww at beww.org
Wed Jun 14 18:28:58 UTC 2006
On Jun 14, 2006, at 12:17 PM, Preston Crow wrote:
> On Tue, 2006-06-13 at 14:17 -0600, Brian Wood wrote:
>> On Jun 13, 2006, at 2:13 PM, Preston Crow wrote:
>>
>>> I've got Myth recording from QAM, but in going through and
>>> looking for
>>> channels, I see dvbtraffic reporting a number of different streams,
>>> and
>>> I would like to be able to save a bit of each stream and try to
>>> figure
>>> out what it is. (Might some of the low-bandwidth streams have
>>> useful
>>> data?)
>>>
>>
>> You can tune the card with azap or the like and then just save the
>> output of the device to a file, or just watch it directly with
>> mplayer or your favorite substitute.
>
> Yes, I tune with azap, and then the device file puts out the entire
> channel, not just one of the many streams. I want to find out how to
> extract one of those streams. Obviously mplayer has some way of doing
> this internally, but unless it can act as a pass-through without
> looking
> at the data, that doesn't help me for streams that it might not
> recognize.
I thought you could generate a channel list with the scan command
from dvb-apps, which would give you a list of each individual stream,
you would then tune the individual stream with azap and play it with
mplayer.
http://www.mythtv.org/wiki/index.php/
Adding_QAM_Channels_For_HDTV_Tuner_Cards
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