Hans Verkuil wrote: > On Tuesday 13 June 2006 21:00, Torsten Mohr wrote: > >> Hi, >> >> >>> Select a proper public ntp server. Usually your internet provider >>> has one. That is the way to get an accurate system clock, not >>> through video text. >>> >> unfortunately the PC i use for video capture has no internet >> connection and i don't really want to connect it. >> >> If its not possible with ivtv then i'll use the DCF-77 receiver i >> mentioned. >> >> But if it would be possible, i think it would be a benefit to use >> ivtv as a clock source. >> > > I assume it is part of teletext. In that case you can capture and decode > it. I don't know how it is encoded though, you'll have to research > that. > It is simple enough to get the time from teletext, every second a packet 30 is sent on magazine 8 which contains the date and time. You can take a look at http://www.linuxowl.com/vbishow.html for details on how to decode it. vbishow -k30 will display and decode this teletext packet.
Check http://pdc.ro.nu/packet30.html for more details on packet 30. Duncan _______________________________________________ ivtv-devel mailing list [email protected] http://ivtvdriver.org/mailman/listinfo/ivtv-devel
