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May 22, 2015 at 16:12 answer added Jesse Crocker timeline score: 1
Dec 15, 2014 at 13:41 history reopened Get Spatial
R.K.
radouxju
AndreJ
MerseyViking
Dec 14, 2014 at 22:41 review Reopen votes
Dec 15, 2014 at 13:41
Dec 14, 2014 at 22:21 comment added Steve Bennett I've added a clearer statement - hth.
Dec 14, 2014 at 22:20 history edited Steve Bennett CC BY-SA 3.0
added 253 characters in body
Dec 14, 2014 at 19:30 history closed Simbamangu
Mapperz
Needs details or clarity
Dec 14, 2014 at 15:48 review Close votes
Dec 14, 2014 at 19:30
Dec 14, 2014 at 15:31 comment added Simbamangu @SteveBennett, what is the output you are looking for? There are a few solutions but depends on whether you're looking for companion files, individual frames with metadata, etc.
Dec 10, 2014 at 2:58 comment added Steve Bennett @JohnBarça, yeah I'm not sure about that column. I suspect it's a seconds-since-epoch that matches the faulty 1970-01-01 date in the other table. So 011806.0 (not 118806) is about 3am UTC, or around 2pm local time (Victoria, Australia). (The two fragments I quoted don't correspond exactly.)
Dec 9, 2014 at 20:42 comment added Chris W Related: gis.stackexchange.com/questions/53641 and gis.stackexchange.com/questions/9736
Dec 9, 2014 at 7:52 comment added Simbamangu What is the actual output you would like to have? Do you want to have individual frames from the video saved with lat/lon text, or a companion file that shows position for each frame during a video?
Dec 9, 2014 at 6:35 comment added John Powell Loading the data is straightforward, using the copy command, and ST_MakePoint in an update to calculate a geometry column (point), that could be used as a basis for ST_Line_Interpolate_Point. Obviously, if this is dynamic, this update could be put in a trigger, or similar.
Dec 9, 2014 at 6:30 comment added John Powell Yes, you should be able to use ST_Line_Interpolate_Point for this, using the change in time and required framerate to calculate the second parameter. I would have put up an example, but I am not too sure what the units are in your UTCTime column, as 0118806.0 doesn't look like a unix timestamp or current UTC time.
Dec 9, 2014 at 5:57 history asked Steve Bennett CC BY-SA 3.0