[linux-dvb] Re: How to determine PAL/NTSC

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

Johannes Stezenbach wrote:
> 
> Klaus Schmidinger wrote:
> >
> > In order to use the right offset dynamically I would need a way to determine
> > whether the currently displayed video on the DVB card is in PAL or NTSC mode.
> > Is there a way to get this information from the DVB driver?
> 
> You could use VIDEO_GET_SIZE (or listen to video events) and look at
> the picture height. There is no way to get the frame rate with the
> V3 API.
> 
> Johanes

I'm not actually after the frame rate, it's the distinction between PAL and
NTSC that I need. If doing something like "anything < 500 lines is NTSC" is
reliable to distinguish between the two, that's just fine.

I'll give it a try.

Klaus


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