omnipedia_media.services.yml

services:

  # Event subscriber to set a media entity's thumbnail to a provided poster.
  omnipedia_media.entity_media_poster_to_thumbnail_event_subscriber:
    class: Drupal\omnipedia_media\EventSubscriber\Entity\MediaPosterToThumbnailEventSubscriber
    arguments:
      - '@config.factory'
      - '@entity_type.manager'
    tags:
      - { name: 'event_subscriber' }

  # Event subscriber to add the poster to media video file fields.
  omnipedia_media.preprocess_field_media_video_file_poster_event_subscriber:
    class: Drupal\omnipedia_media\EventSubscriber\Preprocess\FieldMediaVideoFilePosterEventSubscriber
    tags:
      - { name: 'event_subscriber' }