{% load wagtailadmin_tags %} {% if media_item_a != media_item_b %} {% if media_item_a and media_item_b %} {# Item has changed #}
{{ media_item_a }}
{{ media_item_b }}
{% elif media_item_b %} {# Item has been added #}
{{ media_item_b }}
{% elif media_item_a %} {# Image has been removed #}
{{ media_item_a }}
{% endif %} {% else %}
{% if media_item_a %} {{ media_item_a }} {% endif %}
{% endif %}