[Gta04-owner] Advance OpenStreetMap surveying with GTA04? / camera & heading

Dr. H. Nikolaus Schaller hns at goldelico.com
Sun Mar 18 19:11:08 CET 2012

Am 18.03.2012 um 19:01 schrieb Mayeul Kauffmann:

> Thanks!
> So for the moment camera does not work. 8-(
> What about the heading? (including when device is in vertical position)

There is a HMC5883L 3D compass chip inside. Maybe someone else
can comment on the status of the kernel drivers.

> Thanks,
> Mayeul
> Le dimanche 18 mars 2012 à 18:50 +0100, Dr. H. Nikolaus Schaller a
> écrit :
>>> For the picture, I need to save lat-long position + heading (angle
>> to
>>> North) of picture (in exif or elsewhere; tilt is bonus).
>> Post-processing
>>> is an option for position but probably not for heading and tilt.
>>> How good are the pictures? Are there online examples of pictures
>> taken
>>> with the GTA04?
>> We do not yet have a working Linux driver (the existing driver does
>> not
>> initialize the image capture subsystem correctly) and therefore we
>> have
>> not been able to take pictures for quality comparisons. Volunteers to
>> fix
>> the bugs are welcome... 
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