![]() ![]() At the end of your trip, you press an "Export" button to generate a 2D QR bar code, and then take a photo of the bar code with the same camera you've been using to take the photos. There are four different settings for location capture: standard (every five minutes), energy saving (captured via GSM, requires a cellular signal), precise (every 30 seconds), or manual (you need to shake the phone to capture the location).Īs you go about your trip, the app is capturing time and location information. At the beginning of a trip, whether it's a one-hour hike in the foothills or a 90-day expedition, you press a large green button to indicate to the app that you want to start capturing your location. The workflow for using GPS4CAM is simple. The app, which doesn't require attachment to a cellular network or Wi-Fi during operation, is designed to capture your exact location at specific points in time. But what do photographers do when taking photos with their favorite DSLR or compact camera that doesn't have a GPS receiver? That's where GPS4CAM (US$2.99) comes into play. Of course, that's not a problem if you do all or most of your photography with an iPhone, since all photos taken with the Camera app are automatically stamped with the latitude and longitude of the spot where the image was captured. ![]() ![]() While many photography applications like iPhoto and Aperture can make use of GPS information in terms of grouping pictures by location, there aren't a lot of cameras that have built-in GPS receivers. ![]()
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