The Axsy Retail Execution App allows the photograph to be taken with the camera or selected from the device's photo library. For Einstein Object Detection to work, the user must be online (have a working data connection) and have enabled Einstein Object Detection. 

Please see this Salesforce Page for more information on enabling Einstein Object Detection: Enable Einstein Object Detection 

Navigate to a Planogram Check Task 

Select a Planogram Check Task and select Take Photo. Choose how you would like to select a photo.  

If the Planogram Check is attempted offline, this message will display: