Re: [Talk-GB] mapping tunnels

2007-09-28 Thread John McKerrell
On 28 Sep 2007, at 00:02, Andy Robinson wrote: Thom Shannon wrote: Sent: 27 September 2007 11:19 PM To: talk-gb@openstreetmap.org Subject: [Talk-GB] mapping tunnels Does anyone have any suggestions how to map a long tunnel? I know how to snip Do you think I could figure out some

Re: [Talk-GB] mapping tunnels

2007-09-28 Thread Thom Shannon
Bruce Cowan wrote: I remember people saying Wii controllers could be used when this subject came up a few months ago. someone mentioned that before, they're only quite simple accelerometers though, they wouldn't stand a chance of tracking someone driving in a car through a gently winding

Re: [Talk-GB] mapping tunnels

2007-09-28 Thread Bruce Cowan
On Fri, 2007-09-28 at 15:10 +0100, Robert (Jamie) Munro wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Thom Shannon wrote: actually ASN looks a bit smarter than that. Here's another crazy idea. Use a video camera close to the road (I have a bullet cam that can be mounted on a

Re: [Talk-GB] mapping tunnels

2007-09-28 Thread Robert (Jamie) Munro
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Thom Shannon wrote: actually ASN looks a bit smarter than that. Here's another crazy idea. Use a video camera close to the road (I have a bullet cam that can be mounted on a car) then pattern match the images to track motion (like an optical

Re: [Talk-GB] mapping tunnels

2007-09-28 Thread Robert (Jamie) Munro
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Robert (Jamie) Munro wrote: Thom Shannon wrote: actually ASN looks a bit smarter than that. Here's another crazy idea. Use a video camera close to the road (I have a bullet cam that can be mounted on a car) then pattern match the images to

[Talk-GB] mapping tunnels

2007-09-27 Thread Thom Shannon
Does anyone have any suggestions how to map a long tunnel? I know how to tag the ways, the issue is where does the tunnel go. You can't exactly get a GPS trace! I want to map the tunnels under the Mersey. The queensway tunnel has 3 exits, all at slightly odd angles and there is a junction in