Now we just need to extract it using command: exiftool -b -DepthImage image.jpg > depth.
XMPToolkit : Adobe XMP Core 5.1.0-jc003 Mime : image/jpeg Format : RangeInverse Near : 0.310475 Far : 8.000000 ImageMimeType : image/jpeg PortraitNote : PortraitRequest : (Binary data 3224 bytes, use -b option to extract) PortraitVersion : 0 SpecialTypeID : .-PORTRAIT DepthImage : (Binary data 116425 bytes, use -b option to extract) When executing exiftool -s -G photo.jpg we can see all the meta data we can find in file, especially a hidden binary blob named DepthImage which is formatted as image/jpeg and has all the data we need. Next we need a tool to extract this information from file, here we will use exiftool, you can find this for every platform. In this file there is hidden this depth map. Then on a Pixel running Android 12, you can open the clock app. One file is just a jpg with plain photo, the second one has blurred background and has file name suffix _COVER. ExifTool is a freeware metadata reader app and digital camera tool, developed by Phil Harvey for Windows. Smartphones running Android 11 or older: Settings > Lock screen & security > Customize. To access this file you have to look in your android file app in photos folder.Įvery time a photo in portrait mode is taken there is created a new directory with two files inside. The app saves in a file not only jpg with taken photo but also a depth map. It occurs that Google Camera app while in portrait mode provides blur edit mode. While playing with photogrammetry I started thinking how to get information about depth. Getting depth information from photos taken by Android Google Camera app
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