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DPChallenge Forums >> Photography Discussion >> geo-tagging/ gps tagging images
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Showing posts 26 - 31 of 31, (reverse)
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03/13/2008 02:48:35 PM · #26
Originally posted by alanfreed:

Thanks for the links; I'll have to check them out.

Originally posted by Gordon:

is the GPS aligned/ attached to the lens when you are shooting with the tethered option ? or is it on a cable and in a backpack ?


The Garmin 60CSx has a built-in compass, so I'm sure that it's recording whichever way the GPS is pointed. For my few test shots, I wasn't even aware it was recording that information, so I didn't give it any thought at the time. If I ever shoot anything where I want to accurately record the direction I was shooting, I'll need to be sure the GPS is pointed in the same direction as the lens.

Some GPS units have a compass that knows which way it's oriented no matter how it's being held, but mine will only be accurate if it's being held level.


yeah, we have the same GPS.
03/13/2008 02:59:18 PM · #27
Now what would be REALLY cool, is to take the GPS and compass data (location and direction camera is facing) and mix that in with other exif like focal length, along with topograpic data, google earth style, and create a virtual "field of view" that would highlight everything that was in the photo.

I've seen stuff like that done for logging projects, where the company ran computer simulations of the view of the surrounding mountains from everywhere in a town, and mapped out the areas that weren't visible to the residents, giving them an area they could log without being a detriment to the scenic mountain views that make the town an attractive tourist destination. It would be even easier to implement with a camera, since you're only looking at ONE location, ONE direction...
03/24/2008 04:14:52 PM · #28
After a bit of playing around, I've found that I can combine the images, with maps and track data and then mix that all together into a web page.

Here's an example of what you can do

I made that embedded map using GPSVisualizer's google map builder interface. You can also overlay topo maps and a wider than normal variety of satellite data over the plots and images.

I've taken it a bit further than text input available on that page and wrote a flickr API script that extracts all of the lat/long data, descriptions, titles, thumbnail jpegs and URLs automatically. Works quite well and I'm trying to work out what to do with it now. Makes it easy to put all of the meta data into the flickr set and then make the map from there.

03/24/2008 04:53:55 PM · #29
very cool ... i like it
03/24/2008 04:56:06 PM · #30
Very impressive...................Thanks for sharing.
03/24/2008 05:25:29 PM · #31
Neat, thanks.
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