Photo requirements

For correct operation of facial comparison, the facial templates in the list must meet the following requirements:

1. There must be a full face image and the resolution is to be HD (1280×720 pixels) or FullHD (1920×1080 pixels). 
2. The image is to be sharp, not blurred, steady illuminated and not exposed.
3. The distance between eyes is not to be less than 60 pixels.
   
4. A person in the image is to occupy the greater part of the frame - so as the person's head and shoulders are to be visible (it is not recommended to use waist height images).