[linux-dvb] Bad TS from dvb-t recording?

Torbjörn Lundquist torbjorn.lundquist at googlemail.com
Thu Mar 8 20:46:48 CET 2007


That solved it! Thanks.

But how do I record a specific program in a mux? If I point out the video
and sound pids for a program with

dvbstream -f 522000 -o -tm 8 1249 1248 > recordings/test.ts

The stream does not play in VLC.

Regards
/Torbjörn


2007/3/8, Peter Fassberg <pf at leissner.se>:
>
>
> > Ok, I've installed dvbstream but the frequency seems wrong. Here is one
> row
> > from channels.conf generated with dvbscan
> >
> >
> >
> SVT24:522000000:INVERSION_AUTO:BANDWIDTH_8_MHZ:FEC_2_3:FEC_1_2:QAM_64:TRANSMISSION_MODE_8K:GUARD_
> > INTERVAL_1_8:HIERARCHY_NONE:1249:1248:5180
> >
> > So, I assume 522000000 is the frequency? But when I run:
>
> Correct.  Mux 1 is on 522 MHz in Motala.
>
>
> > dvbstream -f 522000000 -o -tm 8 8192 > recordings/test.ts
> >
> > I got an empty file and this:
> > dvbstream v0.5 - (C) Dave Chapman 2001-2004
> > Released under the GPL.
> > Latest version available from http://www.linuxstb.org/
> > Using DVB card "Zarlink MT352 DVB-T"
> > tuning DVB-T (in United Kingdom) to -1986010112 Hz
> > polling....
> > Getting frontend event
> > FE_STATUS:
> > polling....
> > Getting frontend event
> > FE_STATUS: FE_HAS_SIGNAL
> >
> > The frequency seems wrong?
>
> Yes, it seems...
>
> Try using kHz anyway (522000).
>
>
> I'm using another version of dvbstream:
>
> pf at octopussy:~$ dvbstream -f 730000000 1018 1019
> dvbstream v0.6 - (C) Dave Chapman 2001-2004
> Released under the GPL.
> Latest version available from http://www.linuxstb.org/
> Tuning to 730000000 Hz
> Using DVB card "DST DVB-T", freq=730000000
> tuning DVB-T (in United Kingdom) to 730000000 Hz, Bandwidth: 8
> Getting frontend status
> Event:  Frequency: 730000000
> Signal strength: 25088
> SNR: 20480
> FE_STATUS: FE_HAS_SIGNAL FE_HAS_LOCK FE_HAS_CARRIER FE_HAS_VITERBI
> FE_HAS_SYNC
>
>
> // Peter
>
>
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