Hi,

Am Dienstag 05 Oktober 2010 schrieb alex.blas...@nokia.com:
> As David pointed out there are potentially multiple sources and the device 
> name is not always standardized. Therefore we 
There is no device name involved in talking to gpsd. This is exactly what gpsd 
abstracts. 

> didn't feel that hard coding would be appropriate. What might work on your 
> desktop may not be a universal truth.
The use of gpsd is pretty universal. Please tell me a single gps aware linux 
app that doesn't use it.

> Therefore we opted for the middle ground. While it is not generalized enough 
> for *all* desktops there is a pretty good starting point. By the way the 
> QNMEAPositionInfoSource works with Windows based NMEA devices too. At this 
> point your suggestion does break without further API changes.
I am pretty sure it does not work with windows as windows device names are 
likely different from linux ones. Also your framework includes the possibility 
to provide a defaultsource completely transparent to the application. You just 
aren't using this under desktop linux.

> Please keep in mind that Mobility does put focus on the Mobile platforms at 
> this stage.
Yepp ... so i'll wait until it gets a little more mature. No problem.

> While I wouldn't rule out that there is a bug in light maps the 
> QNmeaPositionInfoSource is tested. In fact, it is the fall back 
> alternative for each example if the platform doesn't have a default source. 
> Also looking at the code the satellite info source component it is clearly 
> optional. Again the NMEA file fallback would hit the same code path. Yes, if 
> you have a real NMEA source you have to change a couple of lines of code to 
> point to your device but that should be it. 
It doesn't even work with the fake nmea source! The replay is never started 
since there's no satellite simulation. And a working satellite setup is 
required to start the replay.

Please, just give the current nmea simulation a try. It doesn't work.

> LBNL I would not rule out that your NMEA source may have a slightly different 
> NMEA output which may lead to an parse
As i said: Capturing the very same NMEA output to a file and doing a replay 
from that file works!

> error. You could easily verify this by comparing the nmealog.txt with output 
> from your device. This would be a bug. LBNL we do not support NMEA 2000.
This is not the problem.

Regards,
  Till
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