Where the files (pictures, ...) end up

~/Downloads
~/Pictures
~/Pictures/Screenshots
~/Pictures/com.ubuntu.camera
~/Pictures/com.ubuntu.camera/image20150329_183823514.jpg
~/Videos
~/Videos/com.ubuntu.camera
~/Documents

You may copy file to ~/Pictures/com.ubuntu.camera/ but the app only accepts .jpg files;

JPEG fotos contain the the following header information:

$ jhead image20150329_183823514.jpg
File name : image20150329_183823514.jpg
File size : 568513 bytes
File date : 2015:03:29 18:39:43
Camera make : bq
Camera model : Aquaris E4.5
Date/Time : 2015:03:29 18:38:24
Resolution : 2448 x 4352
Flash used : Yes
Focal length : 3.5mm
Digital Zoom : 1.140x
Exposure time: 0.030 s (1/33)
Aperture : f/2.4
ISO equiv. : 132
Whitebalance : Auto
Metering Mode: center weight
JPEG Quality : 80

Last updated: Sat Oct 17 13:09:43 CEST 2015