monitorple.blogg.se

Don’t forget to count from 0 (0s to 16s = 17s). Using 2020:04:13 15:37:22.444 as the video start data time, you know (given frames extracted 1 second apart using -r 1) that all following frames increment by +1 second. Using this logic, you know img0001.jpg, the first frame, was captured within +/-1 second of 2020:04:13 15:37:22.444 because the SampleTime = 0 s and SampleDuration = 1.00 s.

Therefore, be careful not to use the CreateDate before being absolutely sure it’s correct. The GPSDateTime is the time I actually shot the video. The GPS shows two days previous to the CreateDate.

GPSMeasureMode : 3-Dimensional Measurement Accelerometer : (Binary data 10227 bytes, use -b option to extract)